./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:35:58,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:35:58,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:35:58,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:35:58,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:35:58,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:35:58,936 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:35:58,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:35:58,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:35:58,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:35:58,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:35:58,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:35:58,940 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:35:58,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:35:58,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:35:58,942 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:35:58,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:35:58,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:35:58,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:35:58,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:35:58,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:35:58,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:35:58,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:35:58,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:35:58,946 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:35:58,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:35:58,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:35:58,948 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:35:58,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:35:58,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:35:58,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:35:58,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:35:58,950 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:35:58,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:35:58,951 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:35:58,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:35:58,951 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:35:58,951 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:35:58,952 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:35:58,952 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 [2023-11-19 07:35:59,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:35:59,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:35:59,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:35:59,304 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:35:59,305 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:35:59,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 07:36:02,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:02,848 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:02,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 07:36:02,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data/2d497d2c3/15196fe6564049308d5e3ffd64bd713b/FLAG1387bfc03 [2023-11-19 07:36:02,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data/2d497d2c3/15196fe6564049308d5e3ffd64bd713b [2023-11-19 07:36:02,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:02,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:02,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:02,883 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:02,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:02,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:02" (1/1) ... [2023-11-19 07:36:02,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30497e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:02, skipping insertion in model container [2023-11-19 07:36:02,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:02" (1/1) ... [2023-11-19 07:36:02,949 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:03,113 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_f14dbd01-5aa5-4b68-95dd-759f141ab600/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 07:36:03,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:03,235 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:03,248 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_f14dbd01-5aa5-4b68-95dd-759f141ab600/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 07:36:03,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:03,342 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:03,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03 WrapperNode [2023-11-19 07:36:03,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:03,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:03,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:03,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:03,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,475 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 270 [2023-11-19 07:36:03,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:03,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:03,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:03,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:03,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:03,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:03,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:03,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:03,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:03,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:03,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:03,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:03,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:03,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:36:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:36:03,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:36:03,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:03,799 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:03,803 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:04,503 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:04,524 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:04,524 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:36:04,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:04 BoogieIcfgContainer [2023-11-19 07:36:04,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:04,542 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:36:04,543 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:36:04,546 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:36:04,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:36:02" (1/3) ... [2023-11-19 07:36:04,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e20fa3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:04, skipping insertion in model container [2023-11-19 07:36:04,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03" (2/3) ... [2023-11-19 07:36:04,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e20fa3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:04, skipping insertion in model container [2023-11-19 07:36:04,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:04" (3/3) ... [2023-11-19 07:36:04,550 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 07:36:04,571 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:36:04,573 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:36:04,650 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:36:04,658 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=PETRI_NET, 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;@2b0ce824, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:36:04,658 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:36:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 74 states have (on average 1.5) internal successors, (111), 75 states have internal predecessors, (111), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:36:04,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 07:36:04,680 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:04,681 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:04,682 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:04,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:04,688 INFO L85 PathProgramCache]: Analyzing trace with hash -377861436, now seen corresponding path program 1 times [2023-11-19 07:36:04,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:04,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846966038] [2023-11-19 07:36:04,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:04,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:05,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:05,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846966038] [2023-11-19 07:36:05,061 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:36:05,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549961410] [2023-11-19 07:36:05,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:05,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:05,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:05,066 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:05,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:36:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:05,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:36:05,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2023-11-19 07:36:05,469 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:36:05,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1549961410] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:05,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:05,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:05,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255341275] [2023-11-19 07:36:05,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:05,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:36:05,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:05,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:36:05,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:36:05,514 INFO L87 Difference]: Start difference. First operand has 105 states, 74 states have (on average 1.5) internal successors, (111), 75 states have internal predecessors, (111), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:36:05,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:05,553 INFO L93 Difference]: Finished difference Result 200 states and 350 transitions. [2023-11-19 07:36:05,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:36:05,556 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 186 [2023-11-19 07:36:05,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:05,565 INFO L225 Difference]: With dead ends: 200 [2023-11-19 07:36:05,565 INFO L226 Difference]: Without dead ends: 98 [2023-11-19 07:36:05,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:36:05,574 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:05,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:05,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-19 07:36:05,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-19 07:36:05,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 68 states have (on average 1.4264705882352942) internal successors, (97), 68 states have internal predecessors, (97), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:36:05,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 153 transitions. [2023-11-19 07:36:05,634 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 153 transitions. Word has length 186 [2023-11-19 07:36:05,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:05,634 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 153 transitions. [2023-11-19 07:36:05,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:36:05,635 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2023-11-19 07:36:05,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 07:36:05,640 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:05,640 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:05,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:05,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:36:05,862 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:05,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:05,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1778782020, now seen corresponding path program 1 times [2023-11-19 07:36:05,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:05,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27626061] [2023-11-19 07:36:05,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:05,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:05,944 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:05,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [459318763] [2023-11-19 07:36:05,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:05,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:05,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:05,954 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:05,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:36:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:36:06,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:06,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:36:06,567 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:36:06,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:06,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27626061] [2023-11-19 07:36:06,568 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:06,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459318763] [2023-11-19 07:36:06,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459318763] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:06,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:06,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:06,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349579819] [2023-11-19 07:36:06,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:06,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:06,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:06,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:06,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:06,581 INFO L87 Difference]: Start difference. First operand 98 states and 153 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:06,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:06,659 INFO L93 Difference]: Finished difference Result 276 states and 438 transitions. [2023-11-19 07:36:06,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:06,659 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 186 [2023-11-19 07:36:06,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:06,664 INFO L225 Difference]: With dead ends: 276 [2023-11-19 07:36:06,665 INFO L226 Difference]: Without dead ends: 181 [2023-11-19 07:36:06,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:06,667 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 39 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:06,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 287 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:06,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-11-19 07:36:06,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 173. [2023-11-19 07:36:06,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 114 states have (on average 1.4035087719298245) internal successors, (160), 114 states have internal predecessors, (160), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:36:06,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 272 transitions. [2023-11-19 07:36:06,745 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 272 transitions. Word has length 186 [2023-11-19 07:36:06,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:06,747 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 272 transitions. [2023-11-19 07:36:06,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:06,748 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 272 transitions. [2023-11-19 07:36:06,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 07:36:06,753 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:06,754 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:06,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:06,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:06,955 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:06,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:06,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1731747423, now seen corresponding path program 1 times [2023-11-19 07:36:06,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:06,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143154110] [2023-11-19 07:36:06,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:06,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:07,034 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:07,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [725945123] [2023-11-19 07:36:07,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:07,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:07,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:07,048 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:07,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:36:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:36:07,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:07,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-19 07:36:07,517 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:36:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:36:07,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:07,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143154110] [2023-11-19 07:36:07,806 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:07,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725945123] [2023-11-19 07:36:07,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725945123] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:36:07,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:36:07,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-19 07:36:07,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49404436] [2023-11-19 07:36:07,807 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:36:07,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:36:07,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:07,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:36:07,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:36:07,812 INFO L87 Difference]: Start difference. First operand 173 states and 272 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-19 07:36:08,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:08,139 INFO L93 Difference]: Finished difference Result 290 states and 448 transitions. [2023-11-19 07:36:08,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:36:08,140 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 187 [2023-11-19 07:36:08,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:08,144 INFO L225 Difference]: With dead ends: 290 [2023-11-19 07:36:08,144 INFO L226 Difference]: Without dead ends: 185 [2023-11-19 07:36:08,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:36:08,147 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 80 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:08,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 261 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:36:08,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-19 07:36:08,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 181. [2023-11-19 07:36:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 120 states have (on average 1.3416666666666666) internal successors, (161), 120 states have internal predecessors, (161), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:36:08,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 273 transitions. [2023-11-19 07:36:08,179 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 273 transitions. Word has length 187 [2023-11-19 07:36:08,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:08,180 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 273 transitions. [2023-11-19 07:36:08,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-19 07:36:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2023-11-19 07:36:08,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 07:36:08,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:08,185 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:08,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:08,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:08,408 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:08,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:08,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1256242441, now seen corresponding path program 1 times [2023-11-19 07:36:08,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:08,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693242094] [2023-11-19 07:36:08,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:08,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:08,460 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:08,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1782223198] [2023-11-19 07:36:08,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:08,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:08,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:08,465 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:08,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:36:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:08,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 07:36:08,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-19 07:36:10,179 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:36:10,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 07:36:10,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:10,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693242094] [2023-11-19 07:36:10,825 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:10,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782223198] [2023-11-19 07:36:10,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782223198] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:36:10,828 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:36:10,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 13 [2023-11-19 07:36:10,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527875222] [2023-11-19 07:36:10,828 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:36:10,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-19 07:36:10,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:10,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-19 07:36:10,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2023-11-19 07:36:10,833 INFO L87 Difference]: Start difference. First operand 181 states and 273 transitions. Second operand has 13 states, 13 states have (on average 7.846153846153846) internal successors, (102), 13 states have internal predecessors, (102), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2023-11-19 07:36:11,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:11,899 INFO L93 Difference]: Finished difference Result 341 states and 517 transitions. [2023-11-19 07:36:11,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 07:36:11,900 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.846153846153846) internal successors, (102), 13 states have internal predecessors, (102), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) Word has length 188 [2023-11-19 07:36:11,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:11,903 INFO L225 Difference]: With dead ends: 341 [2023-11-19 07:36:11,903 INFO L226 Difference]: Without dead ends: 218 [2023-11-19 07:36:11,904 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=280, Unknown=0, NotChecked=0, Total=462 [2023-11-19 07:36:11,906 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 356 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 650 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:11,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 660 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 650 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-19 07:36:11,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2023-11-19 07:36:11,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 183. [2023-11-19 07:36:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 122 states have (on average 1.3278688524590163) internal successors, (162), 122 states have internal predecessors, (162), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:36:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 274 transitions. [2023-11-19 07:36:11,962 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 274 transitions. Word has length 188 [2023-11-19 07:36:11,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:11,966 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 274 transitions. [2023-11-19 07:36:11,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.846153846153846) internal successors, (102), 13 states have internal predecessors, (102), 4 states have call successors, (56), 3 states have call predecessors, (56), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2023-11-19 07:36:11,967 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 274 transitions. [2023-11-19 07:36:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 07:36:11,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:11,971 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:11,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:12,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:12,188 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:12,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:12,189 INFO L85 PathProgramCache]: Analyzing trace with hash 722469811, now seen corresponding path program 1 times [2023-11-19 07:36:12,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:12,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240238169] [2023-11-19 07:36:12,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:12,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:12,266 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:12,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1871779288] [2023-11-19 07:36:12,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:12,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:12,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:12,273 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:12,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:36:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:12,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 07:36:12,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:16,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 819 proven. 183 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2023-11-19 07:36:16,013 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:36:18,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:36:18,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:18,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240238169] [2023-11-19 07:36:18,107 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:18,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871779288] [2023-11-19 07:36:18,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1871779288] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 07:36:18,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:36:18,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [20] total 24 [2023-11-19 07:36:18,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16099594] [2023-11-19 07:36:18,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:18,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:36:18,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:18,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:36:18,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=430, Unknown=0, NotChecked=0, Total=552 [2023-11-19 07:36:18,112 INFO L87 Difference]: Start difference. First operand 183 states and 274 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:18,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:18,763 INFO L93 Difference]: Finished difference Result 478 states and 712 transitions. [2023-11-19 07:36:18,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 07:36:18,764 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 188 [2023-11-19 07:36:18,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:18,768 INFO L225 Difference]: With dead ends: 478 [2023-11-19 07:36:18,772 INFO L226 Difference]: Without dead ends: 379 [2023-11-19 07:36:18,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=143, Invalid=559, Unknown=0, NotChecked=0, Total=702 [2023-11-19 07:36:18,775 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 332 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:18,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 428 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 07:36:18,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2023-11-19 07:36:18,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 318. [2023-11-19 07:36:18,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 245 states have (on average 1.416326530612245) internal successors, (347), 246 states have internal predecessors, (347), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 07:36:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 475 transitions. [2023-11-19 07:36:18,832 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 475 transitions. Word has length 188 [2023-11-19 07:36:18,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:18,838 INFO L495 AbstractCegarLoop]: Abstraction has 318 states and 475 transitions. [2023-11-19 07:36:18,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 475 transitions. [2023-11-19 07:36:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 07:36:18,841 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:18,842 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:18,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:19,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:19,049 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:19,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:19,049 INFO L85 PathProgramCache]: Analyzing trace with hash -95178639, now seen corresponding path program 1 times [2023-11-19 07:36:19,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:19,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306075002] [2023-11-19 07:36:19,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:19,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:19,100 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:19,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [619988004] [2023-11-19 07:36:19,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:19,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:19,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:19,102 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:19,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 07:36:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:19,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:36:19,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:19,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:36:19,283 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:36:19,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:19,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306075002] [2023-11-19 07:36:19,283 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:19,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [619988004] [2023-11-19 07:36:19,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [619988004] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:19,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:19,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:19,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927764362] [2023-11-19 07:36:19,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:19,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:19,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:19,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:19,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:19,286 INFO L87 Difference]: Start difference. First operand 318 states and 475 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:19,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:19,315 INFO L93 Difference]: Finished difference Result 534 states and 803 transitions. [2023-11-19 07:36:19,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:19,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 188 [2023-11-19 07:36:19,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:19,334 INFO L225 Difference]: With dead ends: 534 [2023-11-19 07:36:19,335 INFO L226 Difference]: Without dead ends: 312 [2023-11-19 07:36:19,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:19,339 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 44 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:19,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 250 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:19,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2023-11-19 07:36:19,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 312. [2023-11-19 07:36:19,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 239 states have (on average 1.3849372384937237) internal successors, (331), 240 states have internal predecessors, (331), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-19 07:36:19,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 459 transitions. [2023-11-19 07:36:19,375 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 459 transitions. Word has length 188 [2023-11-19 07:36:19,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:19,375 INFO L495 AbstractCegarLoop]: Abstraction has 312 states and 459 transitions. [2023-11-19 07:36:19,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:19,376 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 459 transitions. [2023-11-19 07:36:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 07:36:19,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:19,379 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:19,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:19,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:19,600 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:19,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:19,601 INFO L85 PathProgramCache]: Analyzing trace with hash 863018421, now seen corresponding path program 1 times [2023-11-19 07:36:19,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:19,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776140141] [2023-11-19 07:36:19,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:19,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:19,632 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:19,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [212556615] [2023-11-19 07:36:19,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:19,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:19,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:19,634 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:19,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 07:36:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:19,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:36:19,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:36:19,823 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:36:19,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:19,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776140141] [2023-11-19 07:36:19,824 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:19,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212556615] [2023-11-19 07:36:19,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [212556615] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:19,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:19,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:19,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598829284] [2023-11-19 07:36:19,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:19,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:19,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:19,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:19,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:19,827 INFO L87 Difference]: Start difference. First operand 312 states and 459 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:19,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:19,867 INFO L93 Difference]: Finished difference Result 458 states and 675 transitions. [2023-11-19 07:36:19,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:19,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 188 [2023-11-19 07:36:19,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:19,871 INFO L225 Difference]: With dead ends: 458 [2023-11-19 07:36:19,871 INFO L226 Difference]: Without dead ends: 237 [2023-11-19 07:36:19,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:19,872 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 50 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:19,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 237 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:19,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2023-11-19 07:36:19,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2023-11-19 07:36:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 172 states have (on average 1.3313953488372092) internal successors, (229), 172 states have internal predecessors, (229), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:36:19,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 341 transitions. [2023-11-19 07:36:19,899 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 341 transitions. Word has length 188 [2023-11-19 07:36:19,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:19,899 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 341 transitions. [2023-11-19 07:36:19,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:19,900 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 341 transitions. [2023-11-19 07:36:19,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 07:36:19,902 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:19,903 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:19,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:20,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:20,124 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:20,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:20,125 INFO L85 PathProgramCache]: Analyzing trace with hash -345497594, now seen corresponding path program 1 times [2023-11-19 07:36:20,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:20,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180154021] [2023-11-19 07:36:20,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:20,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:20,155 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:20,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1546455655] [2023-11-19 07:36:20,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:20,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:20,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:20,157 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:20,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 07:36:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:20,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 07:36:20,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 756 proven. 204 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2023-11-19 07:36:23,685 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:36:25,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:36:25,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:25,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180154021] [2023-11-19 07:36:25,488 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:25,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546455655] [2023-11-19 07:36:25,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1546455655] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 07:36:25,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:36:25,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [19] total 23 [2023-11-19 07:36:25,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750246691] [2023-11-19 07:36:25,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:25,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:36:25,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:25,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:36:25,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2023-11-19 07:36:25,491 INFO L87 Difference]: Start difference. First operand 237 states and 341 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:26,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:26,089 INFO L93 Difference]: Finished difference Result 417 states and 606 transitions. [2023-11-19 07:36:26,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:36:26,090 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 189 [2023-11-19 07:36:26,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:26,093 INFO L225 Difference]: With dead ends: 417 [2023-11-19 07:36:26,094 INFO L226 Difference]: Without dead ends: 287 [2023-11-19 07:36:26,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=126, Invalid=474, Unknown=0, NotChecked=0, Total=600 [2023-11-19 07:36:26,098 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 136 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:26,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 413 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 07:36:26,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2023-11-19 07:36:26,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 237. [2023-11-19 07:36:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 172 states have (on average 1.3313953488372092) internal successors, (229), 172 states have internal predecessors, (229), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:36:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 341 transitions. [2023-11-19 07:36:26,138 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 341 transitions. Word has length 189 [2023-11-19 07:36:26,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:26,139 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 341 transitions. [2023-11-19 07:36:26,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:26,139 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 341 transitions. [2023-11-19 07:36:26,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 07:36:26,143 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:26,143 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:26,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-19 07:36:26,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:26,356 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:26,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:26,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1955324996, now seen corresponding path program 1 times [2023-11-19 07:36:26,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:26,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338934390] [2023-11-19 07:36:26,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:26,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:26,394 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:26,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [702909881] [2023-11-19 07:36:26,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:26,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:26,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:26,396 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:26,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-19 07:36:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:26,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-19 07:36:26,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 743 proven. 273 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-19 07:36:30,610 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:36:32,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:36:32,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:32,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338934390] [2023-11-19 07:36:32,984 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:36:32,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702909881] [2023-11-19 07:36:32,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702909881] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 07:36:32,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 07:36:32,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [28] total 34 [2023-11-19 07:36:32,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056713225] [2023-11-19 07:36:32,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:32,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:36:32,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:32,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:36:32,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=862, Unknown=0, NotChecked=0, Total=1122 [2023-11-19 07:36:32,994 INFO L87 Difference]: Start difference. First operand 237 states and 341 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:34,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:34,207 INFO L93 Difference]: Finished difference Result 451 states and 653 transitions. [2023-11-19 07:36:34,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-19 07:36:34,208 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 189 [2023-11-19 07:36:34,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:34,210 INFO L225 Difference]: With dead ends: 451 [2023-11-19 07:36:34,211 INFO L226 Difference]: Without dead ends: 321 [2023-11-19 07:36:34,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=298, Invalid=1108, Unknown=0, NotChecked=0, Total=1406 [2023-11-19 07:36:34,212 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 223 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 445 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:34,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 797 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 445 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-19 07:36:34,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2023-11-19 07:36:34,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 237. [2023-11-19 07:36:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 172 states have (on average 1.3313953488372092) internal successors, (229), 172 states have internal predecessors, (229), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-19 07:36:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 341 transitions. [2023-11-19 07:36:34,246 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 341 transitions. Word has length 189 [2023-11-19 07:36:34,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:34,247 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 341 transitions. [2023-11-19 07:36:34,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:36:34,247 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 341 transitions. [2023-11-19 07:36:34,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 07:36:34,250 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:34,250 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:34,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:34,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:34,465 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:34,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:34,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1311135333, now seen corresponding path program 1 times [2023-11-19 07:36:34,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:34,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535849520] [2023-11-19 07:36:34,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:34,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:34,499 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:36:34,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2083556706] [2023-11-19 07:36:34,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:34,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:36:34,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:34,501 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:36:34,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-19 07:36:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:34,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:34,980 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:34,981 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:36:34,983 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:36:34,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:35,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-19 07:36:35,190 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:35,194 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:36:35,314 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:36:35,316 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-19 07:36:35,317 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-19 07:36:35,318 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-19 07:36:35,318 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite27 could not be translated [2023-11-19 07:36:35,318 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite27 could not be translated [2023-11-19 07:36:35,319 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated [2023-11-19 07:36:35,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:36:35 BoogieIcfgContainer [2023-11-19 07:36:35,349 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:36:35,349 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:36:35,350 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:36:35,350 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:36:35,351 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:04" (3/4) ... [2023-11-19 07:36:35,353 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:36:35,354 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:36:35,355 INFO L158 Benchmark]: Toolchain (without parser) took 32474.50ms. Allocated memory was 121.6MB in the beginning and 482.3MB in the end (delta: 360.7MB). Free memory was 77.9MB in the beginning and 339.6MB in the end (delta: -261.8MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. [2023-11-19 07:36:35,356 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 97.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:36:35,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.51ms. Allocated memory is still 121.6MB. Free memory was 77.6MB in the beginning and 61.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:36:35,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.03ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 61.4MB in the beginning and 127.6MB in the end (delta: -66.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-19 07:36:35,357 INFO L158 Benchmark]: Boogie Preprocessor took 59.23ms. Allocated memory is still 157.3MB. Free memory was 127.6MB in the beginning and 124.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:36:35,358 INFO L158 Benchmark]: RCFGBuilder took 992.82ms. Allocated memory is still 157.3MB. Free memory was 124.7MB in the beginning and 92.7MB in the end (delta: 31.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 07:36:35,358 INFO L158 Benchmark]: TraceAbstraction took 30806.42ms. Allocated memory was 157.3MB in the beginning and 482.3MB in the end (delta: 325.1MB). Free memory was 91.9MB in the beginning and 339.6MB in the end (delta: -247.7MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2023-11-19 07:36:35,359 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 482.3MB. Free memory is still 339.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:36:35,362 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 97.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.51ms. Allocated memory is still 121.6MB. Free memory was 77.6MB in the beginning and 61.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.03ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 61.4MB in the beginning and 127.6MB in the end (delta: -66.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.23ms. Allocated memory is still 157.3MB. Free memory was 127.6MB in the beginning and 124.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 992.82ms. Allocated memory is still 157.3MB. Free memory was 124.7MB in the beginning and 92.7MB in the end (delta: 31.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 30806.42ms. Allocated memory was 157.3MB in the beginning and 482.3MB in the end (delta: 325.1MB). Free memory was 91.9MB in the beginning and 339.6MB in the end (delta: -247.7MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 482.3MB. Free memory is still 339.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short28 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 someBinaryDOUBLEComparisonOperation at line 183, overapproximation of bitwiseOr at line 109, overapproximation of someBinaryArithmeticDOUBLEoperation at line 105. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 10; [L23] signed char var_1_3 = 1; [L24] signed char var_1_4 = 100; [L25] signed char var_1_5 = 5; [L26] signed char var_1_6 = 32; [L27] signed char var_1_7 = 32; [L28] unsigned short int var_1_8 = 8; [L29] unsigned short int var_1_10 = 21451; [L30] unsigned char var_1_12 = 8; [L31] unsigned short int var_1_13 = 16; [L32] unsigned short int var_1_16 = 53444; [L33] unsigned char var_1_17 = 0; [L34] unsigned char var_1_18 = 0; [L35] double var_1_19 = 1.2; [L36] signed char var_1_20 = 1; [L37] double var_1_21 = 10.5; [L38] double var_1_22 = 0.0; [L39] double var_1_23 = 10.4; [L40] double var_1_24 = 50.5; [L41] unsigned short int var_1_25 = 2; [L42] signed long int var_1_26 = 500; [L43] float var_1_31 = 99.375; [L44] unsigned char var_1_34 = 8; [L45] signed long int var_1_36 = 1; [L46] double var_1_37 = 100.5; [L47] unsigned char var_1_40 = 0; [L48] unsigned char var_1_41 = 1; [L49] unsigned char var_1_42 = 1; [L50] unsigned char var_1_43 = 1; [L51] unsigned short int var_1_44 = 0; [L52] double var_1_46 = 1.75; [L53] unsigned short int last_1_var_1_8 = 8; [L54] unsigned char last_1_var_1_12 = 8; [L55] unsigned short int last_1_var_1_13 = 16; [L56] unsigned char last_1_var_1_17 = 0; [L57] unsigned short int last_1_var_1_25 = 2; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L187] isInitial = 1 [L188] FCALL initially() [L189] COND TRUE 1 [L190] CALL updateLastVariables() [L176] last_1_var_1_8 = var_1_8 [L177] last_1_var_1_12 = var_1_12 [L178] last_1_var_1_13 = var_1_13 [L179] last_1_var_1_17 = var_1_17 [L180] last_1_var_1_25 = var_1_25 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L190] RET updateLastVariables() [L191] CALL updateVariables() [L130] var_1_3 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_3 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L131] RET assume_abort_if_not(var_1_3 >= -127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L132] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L132] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L133] var_1_4 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L134] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L135] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L135] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L136] var_1_5 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L137] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L138] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L138] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L139] var_1_6 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_6 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L140] RET assume_abort_if_not(var_1_6 >= 31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L141] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L141] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L142] var_1_7 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L143] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L144] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L144] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L145] var_1_10 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_10 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L146] RET assume_abort_if_not(var_1_10 >= 16383) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L147] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L147] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L148] var_1_16 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L149] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L150] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L150] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L151] var_1_18 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L152] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L153] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L153] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L154] var_1_20 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L155] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L156] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L156] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L157] var_1_21 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L158] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L159] var_1_22 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L160] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L161] var_1_23 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L162] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L163] var_1_24 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L164] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L165] var_1_41 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L166] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L167] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L167] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L168] var_1_42 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L169] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L170] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L170] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L171] var_1_43 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L172] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L173] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L173] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L191] RET updateVariables() [L192] CALL step() [L61] COND TRUE (last_1_var_1_8 < last_1_var_1_13) || last_1_var_1_17 [L62] var_1_25 = (((((last_1_var_1_12) > (last_1_var_1_12)) ? (last_1_var_1_12) : (last_1_var_1_12))) + var_1_7) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L66] signed long int stepLocal_1 = last_1_var_1_13; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_1=16, var_1_10=16383, var_1_12=8, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L67] COND TRUE last_1_var_1_13 == stepLocal_1 [L68] var_1_12 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L70] COND FALSE !(var_1_10 < var_1_10) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=8] [L79] var_1_8 = (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L80] COND TRUE var_1_23 < var_1_24 [L81] var_1_40 = (! ((var_1_41 && var_1_42) && var_1_43)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L83] signed long int stepLocal_0 = -1000000; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L84] COND TRUE var_1_8 >= stepLocal_0 [L85] var_1_1 = ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L89] COND FALSE !(var_1_18 && (var_1_8 > (var_1_8 / var_1_6))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L94] EXPR 25 & var_1_7 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L94] COND FALSE !((25 & var_1_7) < (var_1_7 - 25)) [L99] signed char stepLocal_3 = var_1_1; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L100] COND TRUE stepLocal_3 >= (var_1_5 - var_1_20) [L101] var_1_19 = (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L103] var_1_34 = var_1_6 [L104] var_1_36 = var_1_12 [L105] var_1_37 = (var_1_23 + var_1_23) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L106] COND TRUE ((((((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) < (last_1_var_1_8)) ? (((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) : (last_1_var_1_8))) > (var_1_3 * last_1_var_1_25) [L107] var_1_17 = var_1_18 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L109] EXPR var_1_13 ^ var_1_16 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L109] COND FALSE !(5u < (var_1_13 ^ var_1_16)) [L116] var_1_46 = var_1_24 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L118] unsigned short int stepLocal_2 = var_1_25; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_2=8, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L119] COND FALSE !(\read(var_1_17)) [L126] var_1_13 = (var_1_16 - var_1_10) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, stepLocal_1=16, stepLocal_2=8, stepLocal_3=1, var_1_10=16383, var_1_12=0, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L192] RET step() [L193] CALL, EXPR property() [L183] EXPR ((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=0, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L183] EXPR var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=0, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L183] EXPR ((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=0, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L183-L184] return (((((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))))) && ((((((((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) < (last_1_var_1_8)) ? (((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) : (last_1_var_1_8))) > (var_1_3 * last_1_var_1_25)) ? (var_1_17 == ((unsigned char) var_1_18)) : 1)) && ((var_1_1 >= (var_1_5 - var_1_20)) ? (var_1_19 == ((double) (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24))) : 1)) && (((last_1_var_1_8 < last_1_var_1_13) || last_1_var_1_17) ? (var_1_25 == ((unsigned short int) (((((last_1_var_1_12) > (last_1_var_1_12)) ? (last_1_var_1_12) : (last_1_var_1_12))) + var_1_7))) : (var_1_25 == ((unsigned short int) var_1_7))) ; [L193] RET, EXPR property() [L193] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=0, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=16383, var_1_12=0, var_1_13=16384, var_1_16=32767, var_1_17=0, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=2, var_1_22=3, var_1_23=4, var_1_24=5, var_1_25=8, var_1_26=500, var_1_31=795/8, var_1_34=32, var_1_36=0, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=5, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=0, var_1_8=16415] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.6s, OverallIterations: 10, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1287 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1260 mSDsluCounter, 3486 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2237 mSDsCounter, 184 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1706 IncrementalHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 184 mSolverCounterUnsat, 1249 mSDtfsCounter, 1706 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2640 GetRequests, 2523 SyntacticMatches, 0 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=318occurred in iteration=5, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 242 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 20.6s InterpolantComputationTime, 2065 NumberOfCodeBlocks, 2065 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2616 ConstructedInterpolants, 0 QuantifiedInterpolants, 21215 SizeOfPredicates, 53 NumberOfNonLiveVariables, 4235 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 20328/21168 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 [2023-11-19 07:36:35,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:36:38,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:36:38,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:36:38,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:36:38,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:36:38,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:36:38,341 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:36:38,342 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:36:38,343 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:36:38,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:36:38,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:36:38,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:36:38,349 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:36:38,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:36:38,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:36:38,352 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:36:38,353 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:36:38,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:36:38,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:36:38,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:36:38,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:36:38,356 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:36:38,356 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:36:38,356 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:36:38,357 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:36:38,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:36:38,358 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:36:38,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:36:38,359 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:36:38,359 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:36:38,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:38,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:36:38,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:36:38,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:36:38,362 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:36:38,362 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:36:38,362 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:36:38,362 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:36:38,363 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:36:38,364 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:36:38,364 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:36:38,364 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:36:38,364 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d6d2a27a426d678f634c04aba0efcc19886c221afd32b2e1f3bd78b6ab660f1 [2023-11-19 07:36:38,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:36:38,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:36:38,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:36:38,830 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:36:38,830 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:36:38,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 07:36:42,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:42,668 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:42,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 07:36:42,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data/1f2734a6f/d3a9ee70e7e24dfd99eae3a38a4ef110/FLAG2ba414b8e [2023-11-19 07:36:42,709 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/data/1f2734a6f/d3a9ee70e7e24dfd99eae3a38a4ef110 [2023-11-19 07:36:42,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:42,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:42,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:42,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:42,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:42,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:42" (1/1) ... [2023-11-19 07:36:42,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6524e5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:42, skipping insertion in model container [2023-11-19 07:36:42,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:42" (1/1) ... [2023-11-19 07:36:42,783 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:43,025 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_f14dbd01-5aa5-4b68-95dd-759f141ab600/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 07:36:43,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:43,239 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:43,254 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_f14dbd01-5aa5-4b68-95dd-759f141ab600/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i[919,932] [2023-11-19 07:36:43,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:43,367 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:43,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43 WrapperNode [2023-11-19 07:36:43,368 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:43,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:43,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:43,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:43,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,449 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-19 07:36:43,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:43,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:43,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:43,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:43,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,487 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:43,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:43,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:43,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:43,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (1/1) ... [2023-11-19 07:36:43,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:43,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:43,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:43,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:36:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:36:43,601 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:36:43,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:43,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:43,704 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:43,707 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:46,949 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:46,960 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:46,960 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:36:46,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:46 BoogieIcfgContainer [2023-11-19 07:36:46,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:46,972 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:36:46,972 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:36:46,975 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:36:46,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:36:42" (1/3) ... [2023-11-19 07:36:46,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b1b72a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:46, skipping insertion in model container [2023-11-19 07:36:46,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:43" (2/3) ... [2023-11-19 07:36:46,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b1b72a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:46, skipping insertion in model container [2023-11-19 07:36:46,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:46" (3/3) ... [2023-11-19 07:36:46,982 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-21.i [2023-11-19 07:36:47,004 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:36:47,004 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:36:47,074 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:36:47,081 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=PETRI_NET, 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;@62171cf6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:36:47,081 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:36:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:36:47,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 07:36:47,110 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:47,111 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:47,112 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:47,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:47,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1947747811, now seen corresponding path program 1 times [2023-11-19 07:36:47,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:36:47,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [212194751] [2023-11-19 07:36:47,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:47,134 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 [2023-11-19 07:36:47,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:36:47,136 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:36:47,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:36:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:36:47,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:47,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-19 07:36:47,752 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:36:47,753 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:36:47,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [212194751] [2023-11-19 07:36:47,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [212194751] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:47,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:47,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:47,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75682501] [2023-11-19 07:36:47,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:47,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:36:47,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:36:47,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:36:47,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:36:47,798 INFO L87 Difference]: Start difference. First operand has 87 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:36:47,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:47,837 INFO L93 Difference]: Finished difference Result 164 states and 286 transitions. [2023-11-19 07:36:47,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:36:47,840 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 182 [2023-11-19 07:36:47,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:47,849 INFO L225 Difference]: With dead ends: 164 [2023-11-19 07:36:47,850 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 07:36:47,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:36:47,858 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:47,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:47,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 07:36:47,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 07:36:47,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.28) internal successors, (64), 50 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:36:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 120 transitions. [2023-11-19 07:36:47,913 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 120 transitions. Word has length 182 [2023-11-19 07:36:47,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:47,914 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 120 transitions. [2023-11-19 07:36:47,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:36:47,915 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2023-11-19 07:36:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 07:36:47,920 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:47,920 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:47,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:48,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:36:48,122 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:36:48,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:48,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1951996949, now seen corresponding path program 1 times [2023-11-19 07:36:48,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:36:48,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970420821] [2023-11-19 07:36:48,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:48,124 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 [2023-11-19 07:36:48,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:36:48,126 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:36:48,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f14dbd01-5aa5-4b68-95dd-759f141ab600/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:36:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:48,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:36:48,646 INFO L285 TraceCheckSpWp]: Computing forward predicates...