./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 12bb580d008789dc82bd22e84ab6c6fa66b09798075ab5a16232b78d93de6996 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:13,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:13,678 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:01:13,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:13,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:13,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:13,732 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:13,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:13,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:13,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:13,740 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:13,741 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:13,742 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:13,743 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:01:13,744 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:13,745 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:13,745 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:01:13,746 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:01:13,746 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:13,747 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:01:13,748 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:01:13,748 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:01:13,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:13,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:13,751 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:13,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:01:13,752 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:13,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:13,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:13,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:13,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:13,755 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:13,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:13,756 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:13,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:13,756 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:13,757 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:13,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:13,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:13,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:13,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:13,758 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:01:13,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:01:13,759 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:13,760 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:13,760 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:13,760 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:13,761 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12bb580d008789dc82bd22e84ab6c6fa66b09798075ab5a16232b78d93de6996 [2023-11-25 00:01:14,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:14,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:14,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:14,085 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:14,085 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:14,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i [2023-11-25 00:01:17,243 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:17,538 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:17,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i [2023-11-25 00:01:17,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data/e9ca3cf31/3bdd3b82dbb64620ba5c7892ddb0d9df/FLAG5a658d0ea [2023-11-25 00:01:17,570 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data/e9ca3cf31/3bdd3b82dbb64620ba5c7892ddb0d9df [2023-11-25 00:01:17,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:17,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:17,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:17,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:17,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:17,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7436876b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17, skipping insertion in model container [2023-11-25 00:01:17,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:17,818 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_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i[915,928] [2023-11-25 00:01:17,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:17,924 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:17,940 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_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i[915,928] [2023-11-25 00:01:17,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:18,011 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:18,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18 WrapperNode [2023-11-25 00:01:18,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:18,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:18,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:18,014 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:18,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,091 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2023-11-25 00:01:18,092 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:18,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:18,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:18,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:18,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,128 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:18,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:18,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:18,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:18,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (1/1) ... [2023-11-25 00:01:18,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:18,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:18,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:18,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:18,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:18,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:18,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:18,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:01:18,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:18,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:18,454 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:18,457 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:18,960 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:19,333 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:19,334 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:19,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:19 BoogieIcfgContainer [2023-11-25 00:01:19,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:19,339 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:19,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:19,345 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:19,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:17" (1/3) ... [2023-11-25 00:01:19,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c520d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:19, skipping insertion in model container [2023-11-25 00:01:19,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:18" (2/3) ... [2023-11-25 00:01:19,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c520d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:19, skipping insertion in model container [2023-11-25 00:01:19,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:19" (3/3) ... [2023-11-25 00:01:19,349 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-66.i [2023-11-25 00:01:19,373 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:19,373 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:19,449 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:19,459 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@72dae765, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:19,461 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:19,466 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:01:19,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-25 00:01:19,486 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:19,488 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:19,489 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:19,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:19,497 INFO L85 PathProgramCache]: Analyzing trace with hash 395467943, now seen corresponding path program 1 times [2023-11-25 00:01:19,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:19,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660852686] [2023-11-25 00:01:19,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:19,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:19,821 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:01:19,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1107931274] [2023-11-25 00:01:19,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:19,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:01:19,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:19,828 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:01:19,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:01:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:20,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:01:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:01:20,395 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:01:20,399 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:01:20,400 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:01:20,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:20,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:01:20,617 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:01:20,625 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:01:20,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:01:20 BoogieIcfgContainer [2023-11-25 00:01:20,803 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:01:20,804 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:01:20,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:01:20,804 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:01:20,805 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:19" (3/4) ... [2023-11-25 00:01:20,807 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:01:20,808 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:01:20,809 INFO L158 Benchmark]: Toolchain (without parser) took 3234.25ms. Allocated memory is still 174.1MB. Free memory was 142.0MB in the beginning and 80.5MB in the end (delta: 61.5MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2023-11-25 00:01:20,810 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:20,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.54ms. Allocated memory is still 174.1MB. Free memory was 142.0MB in the beginning and 127.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-25 00:01:20,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.57ms. Allocated memory is still 174.1MB. Free memory was 127.5MB in the beginning and 123.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:01:20,818 INFO L158 Benchmark]: Boogie Preprocessor took 53.55ms. Allocated memory is still 174.1MB. Free memory was 123.9MB in the beginning and 121.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:01:20,819 INFO L158 Benchmark]: RCFGBuilder took 1189.31ms. Allocated memory is still 174.1MB. Free memory was 121.8MB in the beginning and 137.1MB in the end (delta: -15.3MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-11-25 00:01:20,822 INFO L158 Benchmark]: TraceAbstraction took 1464.79ms. Allocated memory is still 174.1MB. Free memory was 136.1MB in the beginning and 81.5MB in the end (delta: 54.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-25 00:01:20,823 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 174.1MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:01:20,826 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.54ms. Allocated memory is still 174.1MB. Free memory was 142.0MB in the beginning and 127.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.57ms. Allocated memory is still 174.1MB. Free memory was 127.5MB in the beginning and 123.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.55ms. Allocated memory is still 174.1MB. Free memory was 123.9MB in the beginning and 121.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1189.31ms. Allocated memory is still 174.1MB. Free memory was 121.8MB in the beginning and 137.1MB in the end (delta: -15.3MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1464.79ms. Allocated memory is still 174.1MB. Free memory was 136.1MB in the beginning and 81.5MB in the end (delta: 54.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 174.1MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 169. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 50; [L23] signed char var_1_3 = 8; [L24] signed char var_1_4 = 10; [L25] double var_1_5 = 16.5; [L26] signed char var_1_6 = 64; [L27] signed char var_1_7 = 2; [L28] unsigned short int var_1_8 = 256; [L29] unsigned short int var_1_10 = 63583; [L30] unsigned short int var_1_11 = 33789; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_14 = 0; [L33] signed long int var_1_15 = 8; [L34] signed short int var_1_16 = -16; [L35] signed short int var_1_18 = 16; [L36] signed short int var_1_19 = 25; [L37] signed short int var_1_20 = 25; [L38] signed short int var_1_21 = 50; [L39] signed long int var_1_22 = -8; [L40] unsigned char var_1_23 = 1; [L41] signed long int var_1_24 = 5; [L42] signed long int var_1_25 = -128; [L43] unsigned long int var_1_26 = 10; [L44] unsigned long int var_1_27 = 5; [L45] signed long int var_1_28 = -10000; [L46] signed long int var_1_29 = 256; [L47] double var_1_30 = 2.75; [L48] double var_1_31 = 10.5; [L49] unsigned short int var_1_32 = 25; [L50] unsigned short int var_1_33 = 5; [L51] unsigned short int var_1_34 = 16; [L52] signed short int var_1_35 = 4; [L53] signed short int var_1_36 = 8; [L54] unsigned char last_1_var_1_12 = 1; [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] CALL updateLastVariables() [L166] last_1_var_1_12 = var_1_12 [L176] RET updateLastVariables() [L177] CALL updateVariables() [L114] var_1_3 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L116] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L117] var_1_4 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_4 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_4 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L119] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L120] var_1_6 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=2, var_1_8=256] [L122] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=2, var_1_8=256] [L123] var_1_7 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L125] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L126] var_1_10 = __VERIFIER_nondet_ushort() [L127] CALL assume_abort_if_not(var_1_10 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_10 >= 49150) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L128] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L129] var_1_11 = __VERIFIER_nondet_ushort() [L130] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L131] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L132] var_1_14 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L134] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L135] var_1_20 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L137] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L138] var_1_21 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L140] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L141] var_1_23 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L143] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L144] var_1_24 = __VERIFIER_nondet_long() [L145] CALL assume_abort_if_not(var_1_24 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_24 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L146] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L147] var_1_25 = __VERIFIER_nondet_long() [L148] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L149] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L150] var_1_27 = __VERIFIER_nondet_ulong() [L151] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L152] CALL assume_abort_if_not(var_1_27 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_27 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=256, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L153] var_1_29 = __VERIFIER_nondet_long() [L154] CALL assume_abort_if_not(var_1_29 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_29 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L155] CALL assume_abort_if_not(var_1_29 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_29 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_31=21/2, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L156] var_1_31 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=5, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L158] var_1_33 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L160] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=65534, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=65534, var_1_34=16, var_1_35=4, var_1_36=8, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L161] var_1_36 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_36 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=65534, var_1_34=16, var_1_35=4, var_1_36=-32767, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_36 >= -32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=65534, var_1_34=16, var_1_35=4, var_1_36=-32767, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L163] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=65534, var_1_34=16, var_1_35=4, var_1_36=-32767, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=10, var_1_27=4294967294, var_1_28=-10000, var_1_29=2147483646, var_1_30=11/4, var_1_32=25, var_1_33=65534, var_1_34=16, var_1_35=4, var_1_36=-32767, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=1, var_1_7=0, var_1_8=256] [L177] RET updateVariables() [L178] CALL step() [L58] COND FALSE !(var_1_24 > var_1_25) [L63] var_1_26 = var_1_27 [L64] var_1_28 = var_1_29 [L65] var_1_30 = var_1_31 [L66] var_1_32 = var_1_33 [L67] var_1_34 = var_1_33 [L68] var_1_35 = var_1_36 [L69] signed char stepLocal_1 = var_1_6; [L70] unsigned char stepLocal_0 = last_1_var_1_12; [L71] COND FALSE !(-25 == stepLocal_1) [L76] var_1_8 = ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))) [L78] signed char stepLocal_2 = var_1_7; [L79] COND TRUE var_1_8 >= stepLocal_2 [L80] var_1_12 = (! var_1_14) [L82] COND TRUE \read(var_1_12) [L83] var_1_1 = (var_1_3 + var_1_4) [L85] COND TRUE var_1_4 >= (var_1_6 - var_1_7) [L86] COND TRUE \read(var_1_12) [L87] var_1_5 = 8.25 [L90] signed char stepLocal_4 = var_1_6; [L91] COND TRUE var_1_1 < stepLocal_4 [L92] var_1_18 = (var_1_6 - var_1_7) [L96] COND TRUE \read(var_1_12) [L97] var_1_19 = ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6) [L99] COND TRUE -64 > (var_1_6 + var_1_19) [L100] var_1_15 = (var_1_11 - var_1_7) [L108] signed long int stepLocal_3 = ((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10); [L109] COND FALSE !(var_1_19 > stepLocal_3) [L178] RET step() [L179] CALL, EXPR property() [L169-L170] return (((((((var_1_12 ? (var_1_1 == ((signed char) (var_1_3 + var_1_4))) : 1) && ((var_1_4 >= (var_1_6 - var_1_7)) ? (var_1_12 ? (var_1_5 == ((double) 8.25)) : 1) : 1)) && ((-25 == var_1_6) ? ((last_1_var_1_12 && last_1_var_1_12) ? (var_1_8 == ((unsigned short int) ((((((var_1_10 - 10) - 16)) > ((var_1_11 - var_1_7))) ? (((var_1_10 - 10) - 16)) : ((var_1_11 - var_1_7)))))) : 1) : (var_1_8 == ((unsigned short int) ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))))))) && ((var_1_8 >= var_1_7) ? (var_1_12 == ((unsigned char) (! var_1_14))) : 1)) && ((-64 > (var_1_6 + var_1_19)) ? (var_1_15 == ((signed long int) (var_1_11 - var_1_7))) : ((! var_1_12) ? (var_1_12 ? (var_1_15 == ((signed long int) 4)) : 1) : 1))) && ((var_1_19 > (((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10))) ? (var_1_16 == ((signed short int) var_1_4)) : 1)) && ((var_1_1 < var_1_6) ? (var_1_18 == ((signed short int) (var_1_6 - var_1_7))) : (var_1_18 == ((signed short int) (((((var_1_6 + var_1_4)) < (var_1_1)) ? ((var_1_6 + var_1_4)) : (var_1_1))))))) && (var_1_12 ? (var_1_19 == ((signed short int) ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6))) : 1) ; [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_18=1, var_1_19=-66, var_1_1=0, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=4294967294, var_1_27=4294967294, var_1_28=2147483646, var_1_29=2147483646, var_1_30=2, var_1_31=2, var_1_32=65534, var_1_33=65534, var_1_34=65534, var_1_35=-32767, var_1_36=-32767, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=1, var_1_7=0, var_1_8=32767] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=1, var_1_10=49150, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32767, var_1_16=-16, var_1_18=1, var_1_19=-66, var_1_1=0, var_1_20=67, var_1_21=16383, var_1_22=-8, var_1_23=1, var_1_24=-2147483648, var_1_25=-2147483648, var_1_26=4294967294, var_1_27=4294967294, var_1_28=2147483646, var_1_29=2147483646, var_1_30=2, var_1_31=2, var_1_32=65534, var_1_33=65534, var_1_34=65534, var_1_35=-32767, var_1_36=-32767, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=1, var_1_7=0, var_1_8=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:01:20,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 12bb580d008789dc82bd22e84ab6c6fa66b09798075ab5a16232b78d93de6996 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:01:23,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:23,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:01:23,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:23,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:23,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:23,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:23,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:23,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:23,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:23,978 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:23,979 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:23,979 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:23,981 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:23,982 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:23,982 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:23,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:23,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:23,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:23,986 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:23,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:23,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:23,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:23,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:23,988 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:01:23,989 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:01:23,989 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:01:23,990 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:23,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:23,991 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:23,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:23,993 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:01:23,993 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:23,994 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:23,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:23,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:23,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:23,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:23,995 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:01:23,996 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:23,997 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:23,997 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:23,998 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:23,998 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:23,998 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12bb580d008789dc82bd22e84ab6c6fa66b09798075ab5a16232b78d93de6996 [2023-11-25 00:01:24,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:24,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:24,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:24,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:24,526 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:24,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i [2023-11-25 00:01:27,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:28,080 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:28,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i [2023-11-25 00:01:28,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data/3e444873d/e5d44616a1c74b60aeb0d759641cdea0/FLAG40029f940 [2023-11-25 00:01:28,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/data/3e444873d/e5d44616a1c74b60aeb0d759641cdea0 [2023-11-25 00:01:28,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:28,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:28,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:28,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:28,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:28,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488cfd05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28, skipping insertion in model container [2023-11-25 00:01:28,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,161 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:28,321 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_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i[915,928] [2023-11-25 00:01:28,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:28,407 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:28,422 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_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-66.i[915,928] [2023-11-25 00:01:28,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:28,503 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:28,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28 WrapperNode [2023-11-25 00:01:28,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:28,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:28,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:28,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:28,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,569 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2023-11-25 00:01:28,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:28,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:28,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:28,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:28,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:28,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:28,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:28,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:28,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (1/1) ... [2023-11-25 00:01:28,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:28,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:28,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:28,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:28,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:28,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:01:28,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:28,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:28,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:28,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:28,911 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:28,915 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:29,413 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:29,471 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:29,471 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:01:29,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:29 BoogieIcfgContainer [2023-11-25 00:01:29,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:29,475 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:29,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:29,479 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:29,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:28" (1/3) ... [2023-11-25 00:01:29,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8609f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:29, skipping insertion in model container [2023-11-25 00:01:29,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:28" (2/3) ... [2023-11-25 00:01:29,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8609f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:29, skipping insertion in model container [2023-11-25 00:01:29,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:29" (3/3) ... [2023-11-25 00:01:29,483 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-66.i [2023-11-25 00:01:29,505 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:29,506 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:29,586 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:29,595 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@15f28c21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:29,596 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:29,602 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 46 states have internal predecessors, (64), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:01:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-25 00:01:29,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:29,637 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:29,638 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:29,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:29,646 INFO L85 PathProgramCache]: Analyzing trace with hash 511374933, now seen corresponding path program 1 times [2023-11-25 00:01:29,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:29,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [458224707] [2023-11-25 00:01:29,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:29,670 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:29,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:29,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:01:29,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:01:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:30,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:01:30,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:30,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1024 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2023-11-25 00:01:30,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:01:30,237 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:30,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [458224707] [2023-11-25 00:01:30,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [458224707] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:30,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:30,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:01:30,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085235461] [2023-11-25 00:01:30,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:30,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:01:30,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:30,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:01:30,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:30,305 INFO L87 Difference]: Start difference. First operand has 81 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 46 states have internal predecessors, (64), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-25 00:01:30,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:30,424 INFO L93 Difference]: Finished difference Result 159 states and 291 transitions. [2023-11-25 00:01:30,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:01:30,432 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2023-11-25 00:01:30,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:30,444 INFO L225 Difference]: With dead ends: 159 [2023-11-25 00:01:30,445 INFO L226 Difference]: Without dead ends: 79 [2023-11-25 00:01:30,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:30,459 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 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 [2023-11-25 00:01:30,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:01:30,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-25 00:01:30,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-25 00:01:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 44 states have internal predecessors, (59), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:01:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 125 transitions. [2023-11-25 00:01:30,532 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 125 transitions. Word has length 200 [2023-11-25 00:01:30,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:30,534 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 125 transitions. [2023-11-25 00:01:30,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-25 00:01:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 125 transitions. [2023-11-25 00:01:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-25 00:01:30,542 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:30,543 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:30,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:30,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:30,756 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:30,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:30,758 INFO L85 PathProgramCache]: Analyzing trace with hash 493199507, now seen corresponding path program 1 times [2023-11-25 00:01:30,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:30,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258690298] [2023-11-25 00:01:30,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:30,765 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:30,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:30,768 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:01:30,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:01:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:31,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:01:31,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:01:31,755 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:01:31,755 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:31,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258690298] [2023-11-25 00:01:31,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258690298] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:31,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:31,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:01:31,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101799098] [2023-11-25 00:01:31,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:31,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:01:31,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:31,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:01:31,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:01:31,762 INFO L87 Difference]: Start difference. First operand 79 states and 125 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:01:31,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:31,909 INFO L93 Difference]: Finished difference Result 234 states and 371 transitions. [2023-11-25 00:01:31,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:01:31,910 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-25 00:01:31,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:31,925 INFO L225 Difference]: With dead ends: 234 [2023-11-25 00:01:31,925 INFO L226 Difference]: Without dead ends: 156 [2023-11-25 00:01:31,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:01:31,928 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 21 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:31,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 229 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:01:31,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-25 00:01:31,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 154. [2023-11-25 00:01:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 85 states have (on average 1.2941176470588236) internal successors, (110), 85 states have internal predecessors, (110), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-25 00:01:31,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 242 transitions. [2023-11-25 00:01:31,981 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 242 transitions. Word has length 200 [2023-11-25 00:01:31,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:31,983 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 242 transitions. [2023-11-25 00:01:31,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:01:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 242 transitions. [2023-11-25 00:01:31,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-25 00:01:31,988 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:31,988 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:32,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:32,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:32,197 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:32,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:32,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1281807855, now seen corresponding path program 1 times [2023-11-25 00:01:32,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:32,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365516421] [2023-11-25 00:01:32,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:32,200 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:32,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:32,202 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:01:32,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:01:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:32,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-25 00:01:32,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 966 proven. 141 refuted. 0 times theorem prover too weak. 1005 trivial. 0 not checked. [2023-11-25 00:01:33,695 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:01:33,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:01:33,973 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:33,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365516421] [2023-11-25 00:01:33,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365516421] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-25 00:01:33,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-25 00:01:33,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-11-25 00:01:33,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036097332] [2023-11-25 00:01:33,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:33,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:01:33,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:33,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:01:33,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2023-11-25 00:01:33,990 INFO L87 Difference]: Start difference. First operand 154 states and 242 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:01:34,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:34,639 INFO L93 Difference]: Finished difference Result 408 states and 641 transitions. [2023-11-25 00:01:34,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-25 00:01:34,640 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-25 00:01:34,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:34,646 INFO L225 Difference]: With dead ends: 408 [2023-11-25 00:01:34,646 INFO L226 Difference]: Without dead ends: 255 [2023-11-25 00:01:34,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 389 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2023-11-25 00:01:34,650 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 112 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:34,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 252 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-25 00:01:34,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2023-11-25 00:01:34,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 196. [2023-11-25 00:01:34,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 113 states have (on average 1.3097345132743363) internal successors, (148), 115 states have internal predecessors, (148), 78 states have call successors, (78), 4 states have call predecessors, (78), 4 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-25 00:01:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 304 transitions. [2023-11-25 00:01:34,731 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 304 transitions. Word has length 200 [2023-11-25 00:01:34,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:34,732 INFO L495 AbstractCegarLoop]: Abstraction has 196 states and 304 transitions. [2023-11-25 00:01:34,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:01:34,733 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 304 transitions. [2023-11-25 00:01:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-25 00:01:34,738 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:34,738 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:34,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:34,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:34,946 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:34,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:34,947 INFO L85 PathProgramCache]: Analyzing trace with hash 235034069, now seen corresponding path program 1 times [2023-11-25 00:01:34,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:34,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109770726] [2023-11-25 00:01:34,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:34,948 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:34,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:34,950 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:01:34,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:01:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:35,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-25 00:01:35,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1046 proven. 57 refuted. 0 times theorem prover too weak. 1009 trivial. 0 not checked. [2023-11-25 00:01:35,583 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:01:35,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 39 proven. 57 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-25 00:01:35,933 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:35,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109770726] [2023-11-25 00:01:35,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109770726] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:01:35,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [432420617] [2023-11-25 00:01:35,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:35,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:35,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:01:35,994 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:01:36,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-25 00:01:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:36,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:01:36,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:01:36,362 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:01:36,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [432420617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:36,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:01:36,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 9 [2023-11-25 00:01:36,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019040847] [2023-11-25 00:01:36,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:36,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:01:36,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:01:36,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:01:36,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-25 00:01:36,372 INFO L87 Difference]: Start difference. First operand 196 states and 304 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:01:36,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:36,521 INFO L93 Difference]: Finished difference Result 407 states and 634 transitions. [2023-11-25 00:01:36,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:01:36,522 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-25 00:01:36,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:36,527 INFO L225 Difference]: With dead ends: 407 [2023-11-25 00:01:36,528 INFO L226 Difference]: Without dead ends: 300 [2023-11-25 00:01:36,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 597 GetRequests, 589 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-25 00:01:36,529 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 113 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:36,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 230 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:01:36,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2023-11-25 00:01:36,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 208. [2023-11-25 00:01:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 125 states have (on average 1.32) internal successors, (165), 127 states have internal predecessors, (165), 78 states have call successors, (78), 4 states have call predecessors, (78), 4 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-25 00:01:36,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 321 transitions. [2023-11-25 00:01:36,590 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 321 transitions. Word has length 200 [2023-11-25 00:01:36,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:36,592 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 321 transitions. [2023-11-25 00:01:36,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:01:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 321 transitions. [2023-11-25 00:01:36,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-25 00:01:36,596 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:36,597 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:36,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-25 00:01:36,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-25 00:01:37,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:37,001 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:37,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:37,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1539973293, now seen corresponding path program 1 times [2023-11-25 00:01:37,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:01:37,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242673315] [2023-11-25 00:01:37,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:37,003 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:01:37,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:01:37,004 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:01:37,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-25 00:01:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:37,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-25 00:01:37,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 931 proven. 213 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-25 00:01:40,510 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:01:47,596 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:01:47,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242673315] [2023-11-25 00:01:47,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242673315] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:01:47,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [683061966] [2023-11-25 00:01:47,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:47,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:01:47,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:01:47,600 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:01:47,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-25 00:01:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:48,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-25 00:01:48,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 913 proven. 207 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2023-11-25 00:01:57,627 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:02:06,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [683061966] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:02:06,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523637596] [2023-11-25 00:02:06,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:06,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:02:06,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:02:06,542 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:02:06,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00bdd020-e175-4f5e-a5b1-19ff4a3438ca/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-25 00:02:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:06,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-25 00:02:06,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:09,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 931 proven. 213 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-25 00:02:09,581 INFO L327 TraceCheckSpWp]: Computing backward predicates...