./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX --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 ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:58:10,542 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:58:10,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:58:10,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:58:10,654 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:58:10,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:58:10,683 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:58:10,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:58:10,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:58:10,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:58:10,686 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:58:10,687 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:58:10,687 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:58:10,688 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:58:10,689 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:58:10,689 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:58:10,690 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:58:10,690 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:58:10,691 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:58:10,691 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:58:10,692 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:58:10,693 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:58:10,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:58:10,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:58:10,695 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:58:10,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:58:10,696 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:58:10,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:58:10,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:58:10,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:58:10,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:58:10,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:58:10,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:58:10,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:58:10,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:58:10,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:58:10,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:10,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:58:10,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:58:10,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:58:10,702 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:58:10,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:58:10,703 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:58:10,704 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:58:10,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:58:10,704 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_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb [2023-11-12 00:58:11,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:58:11,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:58:11,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:58:11,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:58:11,051 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:58:11,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-12 00:58:14,206 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:58:14,418 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:58:14,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-12 00:58:14,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data/c8a43d590/88cfc1ea5a5a43759df22b0cca2fa3b8/FLAG234c544ec [2023-11-12 00:58:14,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data/c8a43d590/88cfc1ea5a5a43759df22b0cca2fa3b8 [2023-11-12 00:58:14,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:58:14,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:58:14,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:14,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:58:14,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:58:14,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:14,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3708589f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14, skipping insertion in model container [2023-11-12 00:58:14,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:14,534 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:58:14,748 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_165bc1db-6237-4592-803b-ae665e7b4d12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-12 00:58:14,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:14,874 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:58:14,887 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_165bc1db-6237-4592-803b-ae665e7b4d12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-12 00:58:14,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:14,953 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:58:14,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14 WrapperNode [2023-11-12 00:58:14,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:14,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:14,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:58:14,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:58:14,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:14,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,045 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 266 [2023-11-12 00:58:15,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:15,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:58:15,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:58:15,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:58:15,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,090 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:58:15,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:58:15,101 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:58:15,101 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:58:15,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (1/1) ... [2023-11-12 00:58:15,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:15,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:58:15,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:58:15,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:58:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:58:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:58:15,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:58:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:58:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:58:15,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:58:15,401 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:58:15,403 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:58:16,047 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:58:16,725 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:58:16,725 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:58:16,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:16 BoogieIcfgContainer [2023-11-12 00:58:16,728 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:58:16,733 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:58:16,733 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:58:16,736 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:58:16,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:58:14" (1/3) ... [2023-11-12 00:58:16,738 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18036e39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:16, skipping insertion in model container [2023-11-12 00:58:16,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:14" (2/3) ... [2023-11-12 00:58:16,742 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18036e39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:16, skipping insertion in model container [2023-11-12 00:58:16,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:16" (3/3) ... [2023-11-12 00:58:16,743 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-12 00:58:16,764 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:58:16,764 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:58:16,832 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:58:16,840 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;@75d2554c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:58:16,841 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:58:16,847 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:58:16,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-12 00:58:16,860 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:16,860 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:16,861 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:16,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:16,867 INFO L85 PathProgramCache]: Analyzing trace with hash -2061036152, now seen corresponding path program 1 times [2023-11-12 00:58:16,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:58:16,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610030118] [2023-11-12 00:58:16,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:16,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:58:17,138 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:58:17,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1929618016] [2023-11-12 00:58:17,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:17,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:58:17,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:58:17,161 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:58:17,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:58:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:58:17,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:58:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:58:17,772 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:58:17,774 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:58:17,776 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:58:17,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:58:17,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:58:17,990 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:58:17,994 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:58:18,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:58:18 BoogieIcfgContainer [2023-11-12 00:58:18,191 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:58:18,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:58:18,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:58:18,192 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:58:18,192 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:16" (3/4) ... [2023-11-12 00:58:18,194 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:58:18,195 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:58:18,196 INFO L158 Benchmark]: Toolchain (without parser) took 3729.43ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 105.9MB in the beginning and 182.0MB in the end (delta: -76.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:58:18,197 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 151.0MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:58:18,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.32ms. Allocated memory is still 151.0MB. Free memory was 105.6MB in the beginning and 89.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:58:18,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.52ms. Allocated memory is still 151.0MB. Free memory was 89.4MB in the beginning and 84.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:58:18,199 INFO L158 Benchmark]: Boogie Preprocessor took 53.64ms. Allocated memory is still 151.0MB. Free memory was 84.9MB in the beginning and 82.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:58:18,200 INFO L158 Benchmark]: RCFGBuilder took 1627.76ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 82.2MB in the beginning and 154.0MB in the end (delta: -71.7MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2023-11-12 00:58:18,200 INFO L158 Benchmark]: TraceAbstraction took 1458.17ms. Allocated memory is still 224.4MB. Free memory was 152.9MB in the beginning and 182.0MB in the end (delta: -29.1MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2023-11-12 00:58:18,201 INFO L158 Benchmark]: Witness Printer took 3.72ms. Allocated memory is still 224.4MB. Free memory is still 182.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:58:18,204 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 151.0MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.32ms. Allocated memory is still 151.0MB. Free memory was 105.6MB in the beginning and 89.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.52ms. Allocated memory is still 151.0MB. Free memory was 89.4MB in the beginning and 84.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.64ms. Allocated memory is still 151.0MB. Free memory was 84.9MB in the beginning and 82.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1627.76ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 82.2MB in the beginning and 154.0MB in the end (delta: -71.7MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1458.17ms. Allocated memory is still 224.4MB. Free memory was 152.9MB in the beginning and 182.0MB in the end (delta: -29.1MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Witness Printer took 3.72ms. Allocated memory is still 224.4MB. Free memory is still 182.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of shiftLeft at line 115, overapproximation of bitwiseOr at line 115, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someUnaryFLOAToperation at line 128. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] unsigned char var_1_3 = 32; [L24] unsigned char var_1_4 = 4; [L25] double var_1_5 = 128.5; [L26] signed long int var_1_6 = 64; [L27] signed long int var_1_7 = 4; [L28] double var_1_8 = 1.875; [L29] double var_1_9 = 0.1; [L30] double var_1_10 = 32.6; [L31] double var_1_11 = 0.6; [L32] signed long int var_1_12 = -128; [L33] signed long int var_1_14 = 16; [L34] signed short int var_1_15 = 1; [L35] signed long int var_1_18 = 2; [L36] signed char var_1_19 = 32; [L37] signed char var_1_20 = 50; [L38] signed short int var_1_21 = 16; [L39] unsigned char var_1_22 = 0; [L40] signed long int var_1_23 = 25; [L41] unsigned short int var_1_24 = 50906; [L42] unsigned short int var_1_25 = 21992; [L43] float var_1_26 = 3.25; [L44] float var_1_27 = 10.2; [L45] float var_1_28 = 16.5; [L46] float var_1_29 = 0.0; [L47] float var_1_30 = 99.8; [L48] signed char var_1_31 = 2; [L49] float var_1_33 = 4.2; [L50] unsigned char last_1_var_1_1 = 32; [L51] unsigned char last_1_var_1_22 = 0; [L52] signed long int last_1_var_1_23 = 25; [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_22 = var_1_22 [L190] last_1_var_1_23 = var_1_23 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L142] var_1_3 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L144] CALL assume_abort_if_not(var_1_3 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 <= 64) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L147] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L148] var_1_6 = __VERIFIER_nondet_long() [L149] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L150] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L151] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L152] var_1_7 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=15/8, var_1_9=1/10] [L154] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=15/8, var_1_9=1/10] [L155] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=15/8, var_1_9=1/10] [L156] var_1_8 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=1/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=1/10] [L158] var_1_9 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L160] var_1_10 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L162] var_1_11 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L164] var_1_18 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_18 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L166] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L167] CALL assume_abort_if_not(var_1_18 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 != 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L168] var_1_20 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L170] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L171] var_1_24 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L173] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L174] var_1_25 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_25 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_25 >= 16383) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L176] CALL assume_abort_if_not(var_1_25 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_25 <= 32767) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L177] var_1_27 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L179] var_1_28 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L181] var_1_29 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L183] var_1_31 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L185] CALL assume_abort_if_not(var_1_31 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_31 <= 127) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=5, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=5, var_1_4=2, var_1_5=257/2, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L201] RET updateVariables() [L202] CALL step() [L56] COND FALSE !(last_1_var_1_22 || last_1_var_1_22) [L63] var_1_15 = 2 [L65] var_1_22 = 0 [L66] var_1_33 = var_1_10 [L67] COND FALSE !(\read(var_1_22)) [L70] unsigned char stepLocal_1 = var_1_22; [L71] COND TRUE stepLocal_1 || (var_1_4 <= (- var_1_6)) [L72] var_1_14 = ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))) [L76] signed long int stepLocal_0 = (var_1_3 / 1) / var_1_6; [L77] COND FALSE !(\read(var_1_22)) [L84] var_1_5 = var_1_10 [L86] signed long int stepLocal_4 = (((var_1_15) > (var_1_7)) ? (var_1_15) : (var_1_7)); [L87] COND FALSE !((var_1_24 - (var_1_25 - var_1_3)) <= stepLocal_4) [L94] var_1_23 = var_1_1 [L96] var_1_12 = ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100)))) [L97] signed long int stepLocal_7 = -1; [L98] signed long int stepLocal_6 = 0 & var_1_25; [L99] signed short int stepLocal_5 = var_1_15; [L100] COND FALSE !(stepLocal_5 < var_1_15) [L109] COND TRUE var_1_9 > (var_1_26 * var_1_8) [L110] var_1_19 = var_1_4 [L114] signed short int stepLocal_3 = var_1_15; [L115] EXPR 5 | var_1_3 [L115] EXPR var_1_4 << var_1_18 [L115] unsigned char stepLocal_2 = (5 | var_1_3) < (var_1_4 << var_1_18); [L116] COND TRUE stepLocal_2 && (var_1_19 < var_1_23) [L117] var_1_21 = var_1_3 [L125] EXPR var_1_15 ^ var_1_21 [L125] COND TRUE (var_1_15 ^ var_1_21) <= var_1_21 [L126] COND FALSE !(var_1_22 && var_1_22) [L131] COND TRUE ((var_1_3 + var_1_4) - var_1_31) <= var_1_21 [L132] COND TRUE var_1_20 < var_1_1 [L133] var_1_30 = (var_1_9 - var_1_27) [L202] RET step() [L203] CALL, EXPR property() [L193] EXPR ((((((var_1_22 ? (var_1_1 == ((unsigned char) ((var_1_3 + var_1_4) + 8))) : 1) && (var_1_22 ? ((((var_1_3 / 1) / var_1_6) == ((var_1_14 * var_1_4) % var_1_7)) ? (var_1_5 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_5 == ((double) var_1_11))) : (var_1_5 == ((double) var_1_10)))) && (var_1_12 == ((signed long int) ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100))))))) && ((var_1_22 || (var_1_4 <= (- var_1_6))) ? (var_1_14 == ((signed long int) ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))))) : (var_1_14 == ((signed long int) 5)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (((last_1_var_1_1 * (last_1_var_1_23 % var_1_7)) < (var_1_6 / var_1_18)) ? (var_1_15 == ((signed short int) 10)) : (var_1_15 == ((signed short int) var_1_4))) : (var_1_15 == ((signed short int) 2)))) && ((var_1_9 > (var_1_26 * var_1_8)) ? (var_1_19 == ((signed char) var_1_4)) : (var_1_19 == ((signed char) (var_1_4 + var_1_20))))) && ((((5 | var_1_3) < (var_1_4 << var_1_18)) && (var_1_19 < var_1_23)) ? (var_1_21 == ((signed short int) var_1_3)) : ((var_1_18 > var_1_15) ? (var_1_21 == ((signed short int) var_1_20)) : (var_1_21 == ((signed short int) var_1_4)))) [L193] EXPR ((((((((((var_1_22 ? (var_1_1 == ((unsigned char) ((var_1_3 + var_1_4) + 8))) : 1) && (var_1_22 ? ((((var_1_3 / 1) / var_1_6) == ((var_1_14 * var_1_4) % var_1_7)) ? (var_1_5 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_5 == ((double) var_1_11))) : (var_1_5 == ((double) var_1_10)))) && (var_1_12 == ((signed long int) ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100))))))) && ((var_1_22 || (var_1_4 <= (- var_1_6))) ? (var_1_14 == ((signed long int) ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))))) : (var_1_14 == ((signed long int) 5)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (((last_1_var_1_1 * (last_1_var_1_23 % var_1_7)) < (var_1_6 / var_1_18)) ? (var_1_15 == ((signed short int) 10)) : (var_1_15 == ((signed short int) var_1_4))) : (var_1_15 == ((signed short int) 2)))) && ((var_1_9 > (var_1_26 * var_1_8)) ? (var_1_19 == ((signed char) var_1_4)) : (var_1_19 == ((signed char) (var_1_4 + var_1_20))))) && ((((5 | var_1_3) < (var_1_4 << var_1_18)) && (var_1_19 < var_1_23)) ? (var_1_21 == ((signed short int) var_1_3)) : ((var_1_18 > var_1_15) ? (var_1_21 == ((signed short int) var_1_20)) : (var_1_21 == ((signed short int) var_1_4))))) && (var_1_22 == ((unsigned char) 0))) && (((var_1_24 - (var_1_25 - var_1_3)) <= ((((var_1_15) > (var_1_7)) ? (var_1_15) : (var_1_7)))) ? (var_1_22 ? (var_1_23 == ((signed long int) (var_1_24 - var_1_25))) : (var_1_23 == ((signed long int) 50))) : (var_1_23 == ((signed long int) var_1_1)))) && ((var_1_15 < var_1_15) ? ((-1 >= var_1_23) ? ((var_1_23 <= (0 & var_1_25)) ? (var_1_26 == ((float) (var_1_9 - (var_1_27 + var_1_28)))) : 1) : (var_1_26 == ((float) (((((var_1_9) > ((var_1_29 - var_1_28))) ? (var_1_9) : ((var_1_29 - var_1_28)))) - var_1_27)))) : 1)) && (((var_1_15 ^ var_1_21) <= var_1_21) ? ((var_1_22 && var_1_22) ? (var_1_22 ? (var_1_30 == ((float) ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))))) : 1) : ((((var_1_3 + var_1_4) - var_1_31) <= var_1_21) ? ((var_1_20 < var_1_1) ? (var_1_30 == ((float) (var_1_9 - var_1_27))) : (var_1_30 == ((float) ((((var_1_10) > (var_1_8)) ? (var_1_10) : (var_1_8)))))) : 1)) : 1) [L193-L194] return (((((((((((var_1_22 ? (var_1_1 == ((unsigned char) ((var_1_3 + var_1_4) + 8))) : 1) && (var_1_22 ? ((((var_1_3 / 1) / var_1_6) == ((var_1_14 * var_1_4) % var_1_7)) ? (var_1_5 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_5 == ((double) var_1_11))) : (var_1_5 == ((double) var_1_10)))) && (var_1_12 == ((signed long int) ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100))))))) && ((var_1_22 || (var_1_4 <= (- var_1_6))) ? (var_1_14 == ((signed long int) ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))))) : (var_1_14 == ((signed long int) 5)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (((last_1_var_1_1 * (last_1_var_1_23 % var_1_7)) < (var_1_6 / var_1_18)) ? (var_1_15 == ((signed short int) 10)) : (var_1_15 == ((signed short int) var_1_4))) : (var_1_15 == ((signed short int) 2)))) && ((var_1_9 > (var_1_26 * var_1_8)) ? (var_1_19 == ((signed char) var_1_4)) : (var_1_19 == ((signed char) (var_1_4 + var_1_20))))) && ((((5 | var_1_3) < (var_1_4 << var_1_18)) && (var_1_19 < var_1_23)) ? (var_1_21 == ((signed short int) var_1_3)) : ((var_1_18 > var_1_15) ? (var_1_21 == ((signed short int) var_1_20)) : (var_1_21 == ((signed short int) var_1_4))))) && (var_1_22 == ((unsigned char) 0))) && (((var_1_24 - (var_1_25 - var_1_3)) <= ((((var_1_15) > (var_1_7)) ? (var_1_15) : (var_1_7)))) ? (var_1_22 ? (var_1_23 == ((signed long int) (var_1_24 - var_1_25))) : (var_1_23 == ((signed long int) 50))) : (var_1_23 == ((signed long int) var_1_1)))) && ((var_1_15 < var_1_15) ? ((-1 >= var_1_23) ? ((var_1_23 <= (0 & var_1_25)) ? (var_1_26 == ((float) (var_1_9 - (var_1_27 + var_1_28)))) : 1) : (var_1_26 == ((float) (((((var_1_9) > ((var_1_29 - var_1_28))) ? (var_1_9) : ((var_1_29 - var_1_28)))) - var_1_27)))) : 1)) && (((var_1_15 ^ var_1_21) <= var_1_21) ? ((var_1_22 && var_1_22) ? (var_1_22 ? (var_1_30 == ((float) ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))))) : 1) : ((((var_1_3 + var_1_4) - var_1_31) <= var_1_21) ? ((var_1_20 < var_1_1) ? (var_1_30 == ((float) (var_1_9 - var_1_27))) : (var_1_30 == ((float) ((((var_1_10) > (var_1_8)) ? (var_1_10) : (var_1_8)))))) : 1)) : 1)) && (var_1_33 == ((float) var_1_10)) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=39, var_1_14=5, var_1_15=2, var_1_18=5, var_1_19=2, var_1_1=32, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=32, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=0, var_1_31=2, var_1_33=4, var_1_3=5, var_1_4=2, var_1_5=4, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=4, var_1_11=5, var_1_12=39, var_1_14=5, var_1_15=2, var_1_18=5, var_1_19=2, var_1_1=32, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=32, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=6, var_1_28=7, var_1_29=8, var_1_30=0, var_1_31=2, var_1_33=4, var_1_3=5, var_1_4=2, var_1_5=4, var_1_6=-5, var_1_7=10, var_1_8=2, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 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 [2023-11-12 00:58:18,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX --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 ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:58:20,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:58:21,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:58:21,153 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:58:21,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:58:21,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:58:21,199 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:58:21,199 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:58:21,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:58:21,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:58:21,206 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:58:21,206 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:58:21,207 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:58:21,208 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:58:21,209 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:58:21,209 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:58:21,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:58:21,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:58:21,211 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:58:21,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:58:21,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:58:21,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:58:21,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:58:21,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:58:21,215 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:58:21,215 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:58:21,215 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:58:21,216 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:58:21,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:58:21,217 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:58:21,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:58:21,218 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:58:21,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:58:21,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:21,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:58:21,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:58:21,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:58:21,220 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:58:21,220 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:58:21,222 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:58:21,222 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:58:21,222 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:58:21,222 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_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb [2023-11-12 00:58:21,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:58:21,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:58:21,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:58:21,650 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:58:21,651 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:58:21,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-12 00:58:24,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:58:25,066 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:58:25,066 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-12 00:58:25,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data/784953ae5/6eba9069868545f397555eccc96be1e8/FLAG853e0da18 [2023-11-12 00:58:25,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/data/784953ae5/6eba9069868545f397555eccc96be1e8 [2023-11-12 00:58:25,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:58:25,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:58:25,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:25,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:58:25,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:58:25,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@728de4f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25, skipping insertion in model container [2023-11-12 00:58:25,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:58:25,329 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_165bc1db-6237-4592-803b-ae665e7b4d12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-12 00:58:25,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:25,484 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:58:25,502 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_165bc1db-6237-4592-803b-ae665e7b4d12/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-12 00:58:25,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:58:25,621 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:58:25,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25 WrapperNode [2023-11-12 00:58:25,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:58:25,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:25,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:58:25,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:58:25,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,712 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2023-11-12 00:58:25,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:58:25,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:58:25,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:58:25,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:58:25,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,755 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:58:25,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:58:25,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:58:25,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:58:25,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (1/1) ... [2023-11-12 00:58:25,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:58:25,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:58:25,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:58:25,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:58:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:58:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:58:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:58:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:58:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:58:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:58:25,973 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:58:25,975 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:58:39,070 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:58:39,079 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:58:39,080 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:58:39,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:39 BoogieIcfgContainer [2023-11-12 00:58:39,083 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:58:39,085 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:58:39,085 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:58:39,089 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:58:39,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:58:25" (1/3) ... [2023-11-12 00:58:39,090 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73ebf477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:39, skipping insertion in model container [2023-11-12 00:58:39,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:58:25" (2/3) ... [2023-11-12 00:58:39,091 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73ebf477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:58:39, skipping insertion in model container [2023-11-12 00:58:39,091 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:58:39" (3/3) ... [2023-11-12 00:58:39,093 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-12 00:58:39,109 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:58:39,109 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:58:39,172 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:58:39,178 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;@466aa077, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:58:39,179 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:58:39,183 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:58:39,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 00:58:39,199 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:39,200 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:39,201 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:39,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:39,207 INFO L85 PathProgramCache]: Analyzing trace with hash -895587004, now seen corresponding path program 1 times [2023-11-12 00:58:39,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:58:39,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [92779391] [2023-11-12 00:58:39,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:39,224 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 [2023-11-12 00:58:39,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:58:39,231 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:58:39,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:58:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:40,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:58:40,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:58:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 702 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-12 00:58:40,505 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:58:40,506 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:58:40,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [92779391] [2023-11-12 00:58:40,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [92779391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:58:40,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:58:40,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:58:40,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355560181] [2023-11-12 00:58:40,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:58:40,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:58:40,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:58:40,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:58:40,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:58:40,583 INFO L87 Difference]: Start difference. First operand has 88 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:58:40,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:58:40,670 INFO L93 Difference]: Finished difference Result 169 states and 296 transitions. [2023-11-12 00:58:40,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:58:40,673 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2023-11-12 00:58:40,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:58:40,687 INFO L225 Difference]: With dead ends: 169 [2023-11-12 00:58:40,687 INFO L226 Difference]: Without dead ends: 84 [2023-11-12 00:58:40,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:58:40,697 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:58:40,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:58:40,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-12 00:58:40,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-12 00:58:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:58:40,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 130 transitions. [2023-11-12 00:58:40,762 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 130 transitions. Word has length 180 [2023-11-12 00:58:40,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:58:40,763 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 130 transitions. [2023-11-12 00:58:40,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:58:40,764 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2023-11-12 00:58:40,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 00:58:40,770 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:40,770 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:40,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:58:40,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:58:40,978 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:40,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:40,979 INFO L85 PathProgramCache]: Analyzing trace with hash -541218100, now seen corresponding path program 1 times [2023-11-12 00:58:40,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:58:40,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1384505700] [2023-11-12 00:58:40,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:40,980 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 [2023-11-12 00:58:40,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:58:40,982 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:58:40,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:58:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:42,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:58:42,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:58:42,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:58:42,157 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:58:42,157 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:58:42,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1384505700] [2023-11-12 00:58:42,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1384505700] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:58:42,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:58:42,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:58:42,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663693743] [2023-11-12 00:58:42,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:58:42,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:58:42,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:58:42,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:58:42,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:58:42,165 INFO L87 Difference]: Start difference. First operand 84 states and 130 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:58:44,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:58:47,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:58:47,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:58:47,471 INFO L93 Difference]: Finished difference Result 241 states and 374 transitions. [2023-11-12 00:58:47,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:58:47,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-12 00:58:47,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:58:47,484 INFO L225 Difference]: With dead ends: 241 [2023-11-12 00:58:47,484 INFO L226 Difference]: Without dead ends: 160 [2023-11-12 00:58:47,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:58:47,488 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 111 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:58:47,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 344 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 2 Unknown, 0 Unchecked, 5.3s Time] [2023-11-12 00:58:47,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-12 00:58:47,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 101. [2023-11-12 00:58:47,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 71 states have (on average 1.3943661971830985) internal successors, (99), 71 states have internal predecessors, (99), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:58:47,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 155 transitions. [2023-11-12 00:58:47,512 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 155 transitions. Word has length 180 [2023-11-12 00:58:47,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:58:47,514 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 155 transitions. [2023-11-12 00:58:47,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:58:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2023-11-12 00:58:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 00:58:47,519 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:58:47,520 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:58:47,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:58:47,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:58:47,734 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:58:47,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:58:47,735 INFO L85 PathProgramCache]: Analyzing trace with hash -2129566002, now seen corresponding path program 1 times [2023-11-12 00:58:47,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:58:47,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [176578709] [2023-11-12 00:58:47,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:58:47,737 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 [2023-11-12 00:58:47,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:58:47,739 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:58:47,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_165bc1db-6237-4592-803b-ae665e7b4d12/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:58:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:58:48,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-12 00:58:48,793 INFO L285 TraceCheckSpWp]: Computing forward predicates...