./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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_18256cef-257d-4143-a8c2-bdb4134ccfed/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 83ed3ec8bcd09c585992790b95e2966a76e5b0e36e2946c8579c171a77252508 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:34,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:34,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:59:34,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:34,777 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:34,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:34,817 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:34,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:34,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:34,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:34,824 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:34,825 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:34,825 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:34,827 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:59:34,827 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:34,828 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:34,828 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:59:34,829 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:59:34,829 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:34,829 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:59:34,830 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:59:34,830 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:59:34,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:34,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:59:34,832 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:34,833 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:59:34,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:34,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:34,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:59:34,834 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:34,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:59:34,836 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:34,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:59:34,836 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:34,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:34,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:34,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:34,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:34,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:34,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:59:34,838 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:59:34,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:59:34,840 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:59:34,841 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:34,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:34,841 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_18256cef-257d-4143-a8c2-bdb4134ccfed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83ed3ec8bcd09c585992790b95e2966a76e5b0e36e2946c8579c171a77252508 [2023-11-12 00:59:35,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:35,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:35,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:35,149 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:35,149 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:35,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i [2023-11-12 00:59:38,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:38,526 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:38,526 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i [2023-11-12 00:59:38,538 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data/d24236c3d/f64a5f542fd34ac7afbfbe347fd6cb86/FLAG19ae8266b [2023-11-12 00:59:38,562 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data/d24236c3d/f64a5f542fd34ac7afbfbe347fd6cb86 [2023-11-12 00:59:38,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:38,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:38,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:38,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:38,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:38,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:38" (1/1) ... [2023-11-12 00:59:38,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e58579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:38, skipping insertion in model container [2023-11-12 00:59:38,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:38" (1/1) ... [2023-11-12 00:59:38,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:38,791 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_18256cef-257d-4143-a8c2-bdb4134ccfed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i[916,929] [2023-11-12 00:59:38,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:38,930 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:38,942 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_18256cef-257d-4143-a8c2-bdb4134ccfed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i[916,929] [2023-11-12 00:59:38,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:39,010 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:39,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39 WrapperNode [2023-11-12 00:59:39,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:39,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:39,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:39,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:39,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,106 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 233 [2023-11-12 00:59:39,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:39,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:39,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:39,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:39,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:39,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:39,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:39,193 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:39,194 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (1/1) ... [2023-11-12 00:59:39,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:39,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:39,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:39,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:39,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:59:39,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:59:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:59:39,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:39,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:39,421 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:39,424 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:40,030 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:40,574 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:40,574 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:59:40,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:40 BoogieIcfgContainer [2023-11-12 00:59:40,577 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:40,581 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:40,581 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:40,584 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:40,584 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:38" (1/3) ... [2023-11-12 00:59:40,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186bd13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:40, skipping insertion in model container [2023-11-12 00:59:40,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:39" (2/3) ... [2023-11-12 00:59:40,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186bd13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:40, skipping insertion in model container [2023-11-12 00:59:40,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:40" (3/3) ... [2023-11-12 00:59:40,589 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-67.i [2023-11-12 00:59:40,610 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:40,611 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:59:40,694 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:59:40,704 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;@84e24b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:59:40,705 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:59:40,711 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-12 00:59:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-12 00:59:40,729 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:40,729 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:40,730 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:40,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:40,738 INFO L85 PathProgramCache]: Analyzing trace with hash -45347773, now seen corresponding path program 1 times [2023-11-12 00:59:40,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:59:40,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114464514] [2023-11-12 00:59:40,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:40,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:59:41,009 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:59:41,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [625382942] [2023-11-12 00:59:41,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:41,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:59:41,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:41,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:59:41,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:59:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:59:41,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:59:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:59:42,834 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:59:42,838 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:59:42,839 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:59:42,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:59:43,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:59:43,066 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:59:43,070 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:59:43,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:59:43 BoogieIcfgContainer [2023-11-12 00:59:43,216 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:59:43,217 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:59:43,217 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:59:43,217 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:59:43,218 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:40" (3/4) ... [2023-11-12 00:59:43,220 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:59:43,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:59:43,222 INFO L158 Benchmark]: Toolchain (without parser) took 4656.15ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 77.3MB in the beginning and 57.4MB in the end (delta: 19.9MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-12 00:59:43,223 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:59:43,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.31ms. Allocated memory is still 121.6MB. Free memory was 76.9MB in the beginning and 60.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:43,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.51ms. Allocated memory is still 121.6MB. Free memory was 60.1MB in the beginning and 92.4MB in the end (delta: -32.3MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:43,225 INFO L158 Benchmark]: Boogie Preprocessor took 67.03ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 92.4MB in the beginning and 121.9MB in the end (delta: -29.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-12 00:59:43,226 INFO L158 Benchmark]: RCFGBuilder took 1384.62ms. Allocated memory is still 151.0MB. Free memory was 121.9MB in the beginning and 61.0MB in the end (delta: 60.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-12 00:59:43,226 INFO L158 Benchmark]: TraceAbstraction took 2635.35ms. Allocated memory is still 151.0MB. Free memory was 59.9MB in the beginning and 58.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2023-11-12 00:59:43,227 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 151.0MB. Free memory was 58.4MB in the beginning and 57.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:59:43,231 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.31ms. Allocated memory is still 121.6MB. Free memory was 76.9MB in the beginning and 60.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.51ms. Allocated memory is still 121.6MB. Free memory was 60.1MB in the beginning and 92.4MB in the end (delta: -32.3MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.03ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 92.4MB in the beginning and 121.9MB in the end (delta: -29.5MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1384.62ms. Allocated memory is still 151.0MB. Free memory was 121.9MB in the beginning and 61.0MB in the end (delta: 60.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2635.35ms. Allocated memory is still 151.0MB. Free memory was 59.9MB in the beginning and 58.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 151.0MB. Free memory was 58.4MB in the beginning and 57.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 209, overapproximation of bitwiseAnd at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 140, overapproximation of someUnaryDOUBLEoperation at line 143, overapproximation of someBinaryDOUBLEComparisonOperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] signed char var_1_6 = -2; [L24] signed char var_1_7 = 2; [L25] double var_1_8 = 16.25; [L26] double var_1_9 = 31.5; [L27] double var_1_10 = 127.9; [L28] double var_1_11 = 15.9; [L29] double var_1_12 = 64.75; [L30] unsigned long int var_1_13 = 0; [L31] unsigned char var_1_14 = 1; [L32] unsigned short int var_1_15 = 2; [L33] unsigned short int var_1_16 = 25; [L34] unsigned short int var_1_17 = 1; [L35] unsigned long int var_1_18 = 50; [L36] unsigned char var_1_19 = 1; [L37] unsigned short int var_1_20 = 10; [L38] unsigned short int var_1_21 = 10; [L39] float var_1_22 = 15.1; [L40] unsigned long int var_1_23 = 3874754763; [L41] signed long int var_1_24 = -16; [L42] signed char var_1_25 = -10; [L43] signed char var_1_26 = -8; [L44] signed char var_1_27 = 100; [L45] signed char var_1_28 = 0; [L46] unsigned char var_1_29 = 1; [L47] unsigned char var_1_30 = 0; [L48] unsigned long int var_1_31 = 256; [L49] signed short int var_1_32 = 32; [L50] unsigned long int var_1_33 = 3617747482; [L51] unsigned long int var_1_34 = 100; [L52] double last_1_var_1_8 = 16.25; [L53] unsigned long int last_1_var_1_13 = 0; [L54] unsigned short int last_1_var_1_15 = 2; [L55] signed long int last_1_var_1_24 = -16; [L56] signed char last_1_var_1_25 = -10; [L57] unsigned long int last_1_var_1_31 = 256; [L58] unsigned long int last_1_var_1_34 = 100; [L213] isInitial = 1 [L214] FCALL initially() [L215] COND TRUE 1 [L216] CALL updateLastVariables() [L200] last_1_var_1_8 = var_1_8 [L201] last_1_var_1_13 = var_1_13 [L202] last_1_var_1_15 = var_1_15 [L203] last_1_var_1_24 = var_1_24 [L204] last_1_var_1_25 = var_1_25 [L205] last_1_var_1_31 = var_1_31 [L206] last_1_var_1_34 = var_1_34 [L216] RET updateLastVariables() [L217] CALL updateVariables() [L150] var_1_7 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=1279/10, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=63/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=1279/10, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=63/2] [L152] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=1279/10, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=63/2] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=1279/10, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=63/2] [L153] var_1_9 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=1279/10, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=1279/10, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L155] var_1_10 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=159/10, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L157] var_1_11 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=259/4, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L159] var_1_12 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_12 >= -230584.3009213691390e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_12 >= -230584.3009213691390e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L161] var_1_14 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=25, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L164] var_1_16 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L166] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=1, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L167] var_1_17 = __VERIFIER_nondet_ushort() [L168] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L169] CALL assume_abort_if_not(var_1_17 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_17 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L170] var_1_19 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L172] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=10, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L173] var_1_21 = __VERIFIER_nondet_ushort() [L174] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L175] CALL assume_abort_if_not(var_1_21 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_21 <= 65534) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=3874754763, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L176] var_1_23 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L178] CALL assume_abort_if_not(var_1_23 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 <= 4294967295) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-8, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L179] var_1_26 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_26 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_26 >= -126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L181] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=100, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L182] var_1_27 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L184] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=0, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L185] var_1_28 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_28 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_28 >= -1) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L187] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L188] var_1_30 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L190] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=32, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L191] var_1_32 = __VERIFIER_nondet_short() [L192] CALL assume_abort_if_not(var_1_32 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_32 >= -32768) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L193] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L194] CALL assume_abort_if_not(var_1_32 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_32 != 0) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=3617747482, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L195] var_1_33 = __VERIFIER_nondet_ulong() [L196] CALL assume_abort_if_not(var_1_33 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=2147483647, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_33 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=2147483647, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L197] CALL assume_abort_if_not(var_1_33 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=2147483647, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_33 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=12, var_1_17=12, var_1_18=50, var_1_19=1, var_1_1=2, var_1_20=10, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=-10, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=256, var_1_32=1, var_1_33=2147483647, var_1_34=100, var_1_6=-2, var_1_7=2, var_1_8=65/4, var_1_9=2] [L217] RET updateVariables() [L218] CALL step() [L62] EXPR last_1_var_1_31 & last_1_var_1_24 [L62] COND TRUE (last_1_var_1_31 & last_1_var_1_24) <= last_1_var_1_34 [L63] var_1_1 = last_1_var_1_25 [L65] unsigned long int stepLocal_2 = last_1_var_1_13; [L66] COND TRUE last_1_var_1_15 >= stepLocal_2 [L67] COND FALSE !(((var_1_9 + 63.35f) + last_1_var_1_8) >= var_1_12) [L70] var_1_15 = var_1_17 [L75] unsigned long int stepLocal_5 = var_1_16 - last_1_var_1_31; [L76] COND FALSE !(! var_1_19) [L79] COND FALSE !(128 > stepLocal_5) [L83] COND FALSE !(((((var_1_17) < (var_1_23)) ? (var_1_17) : (var_1_23))) > var_1_33) [L90] COND TRUE \read(var_1_29) [L91] COND TRUE \read(var_1_29) [L92] var_1_20 = (((((var_1_16 + var_1_17)) < (var_1_21)) ? ((var_1_16 + var_1_17)) : (var_1_21))) [L95] var_1_6 = var_1_7 [L96] COND FALSE !(var_1_15 >= (- (var_1_23 - var_1_17))) [L101] unsigned char stepLocal_3 = var_1_29; [L102] COND TRUE var_1_11 >= var_1_10 [L103] COND TRUE stepLocal_3 || var_1_29 [L104] COND TRUE ((((var_1_22) > (var_1_11)) ? (var_1_22) : (var_1_11))) <= var_1_10 [L105] var_1_18 = 25u [L111] COND TRUE ! (! var_1_29) [L112] var_1_25 = ((((((((var_1_7) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_7) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))))) < (var_1_27)) ? (((((var_1_7) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_7) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))))) : (var_1_27))) [L118] unsigned char stepLocal_6 = (var_1_28 / var_1_32) >= var_1_7; [L119] COND TRUE var_1_29 && stepLocal_6 [L120] COND TRUE \read(var_1_29) [L121] COND TRUE var_1_10 > var_1_12 [L122] var_1_31 = (((((var_1_33 - var_1_34)) > (0u)) ? ((var_1_33 - var_1_34)) : (0u))) [L130] COND TRUE \read(var_1_29) [L131] var_1_13 = var_1_31 [L133] unsigned long int stepLocal_4 = (((((((var_1_1) > (var_1_34)) ? (var_1_1) : (var_1_34)))) > ((var_1_25 * var_1_25))) ? (((((var_1_1) > (var_1_34)) ? (var_1_1) : (var_1_34)))) : ((var_1_25 * var_1_25))); [L134] COND FALSE !(stepLocal_4 <= (var_1_15 - ((((var_1_21) < (var_1_16)) ? (var_1_21) : (var_1_16))))) [L137] signed long int stepLocal_1 = var_1_15 + var_1_20; [L138] signed long int stepLocal_0 = var_1_24; [L139] COND FALSE !(var_1_15 == stepLocal_0) [L142] COND TRUE var_1_1 <= stepLocal_1 [L143] var_1_8 = (((((var_1_11 + var_1_12) + 1.00000005E7) < 0 ) ? -((var_1_11 + var_1_12) + 1.00000005E7) : ((var_1_11 + var_1_12) + 1.00000005E7))) [L218] RET step() [L219] CALL, EXPR property() [L209] EXPR last_1_var_1_31 & last_1_var_1_24 [L209-L210] return ((((((((((((((last_1_var_1_31 & last_1_var_1_24) <= last_1_var_1_34) ? (var_1_1 == ((signed short int) last_1_var_1_25)) : 1) && (var_1_6 == ((signed char) var_1_7))) && ((var_1_15 == var_1_24) ? (var_1_8 == ((double) (var_1_9 + var_1_10))) : ((var_1_1 <= (var_1_15 + var_1_20)) ? (var_1_8 == ((double) (((((var_1_11 + var_1_12) + 1.00000005E7) < 0 ) ? -((var_1_11 + var_1_12) + 1.00000005E7) : ((var_1_11 + var_1_12) + 1.00000005E7))))) : (var_1_8 == ((double) ((var_1_12 + var_1_11) + var_1_9)))))) && (var_1_29 ? (var_1_13 == ((unsigned long int) var_1_31)) : 1)) && ((last_1_var_1_15 >= last_1_var_1_13) ? ((((var_1_9 + 63.35f) + last_1_var_1_8) >= var_1_12) ? (var_1_15 == ((unsigned short int) (var_1_16 + var_1_17))) : (var_1_15 == ((unsigned short int) var_1_17))) : (var_1_15 == ((unsigned short int) 1000)))) && ((var_1_11 >= var_1_10) ? ((var_1_29 || var_1_29) ? ((((((var_1_22) > (var_1_11)) ? (var_1_22) : (var_1_11))) <= var_1_10) ? (var_1_18 == ((unsigned long int) 25u)) : 1) : 1) : (var_1_18 == ((unsigned long int) var_1_20)))) && (var_1_29 ? (var_1_29 ? (var_1_20 == ((unsigned short int) (((((var_1_16 + var_1_17)) < (var_1_21)) ? ((var_1_16 + var_1_17)) : (var_1_21))))) : 1) : 1)) && ((var_1_15 >= (- (var_1_23 - var_1_17))) ? (var_1_29 ? (var_1_22 == ((float) var_1_9)) : 1) : 1)) && ((((((((((var_1_1) > (var_1_34)) ? (var_1_1) : (var_1_34)))) > ((var_1_25 * var_1_25))) ? (((((var_1_1) > (var_1_34)) ? (var_1_1) : (var_1_34)))) : ((var_1_25 * var_1_25)))) <= (var_1_15 - ((((var_1_21) < (var_1_16)) ? (var_1_21) : (var_1_16))))) ? (var_1_24 == ((signed long int) (((((var_1_13 + var_1_7)) > (var_1_25)) ? ((var_1_13 + var_1_7)) : (var_1_25))))) : 1)) && ((! (! var_1_29)) ? (var_1_25 == ((signed char) ((((((((var_1_7) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_7) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))))) < (var_1_27)) ? (((((var_1_7) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_7) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))))) : (var_1_27))))) : ((var_1_17 <= var_1_18) ? (var_1_25 == ((signed char) (var_1_28 - 4))) : 1))) && ((! var_1_19) ? (var_1_29 == ((unsigned char) (var_1_19 && var_1_30))) : ((128 > (var_1_16 - last_1_var_1_31)) ? (var_1_29 == ((unsigned char) (var_1_14 && var_1_30))) : 1))) && ((var_1_29 && ((var_1_28 / var_1_32) >= var_1_7)) ? (var_1_29 ? ((var_1_10 > var_1_12) ? (var_1_31 == ((unsigned long int) (((((var_1_33 - var_1_34)) > (0u)) ? ((var_1_33 - var_1_34)) : (0u))))) : (var_1_31 == ((unsigned long int) (var_1_18 + var_1_16)))) : (var_1_31 == ((unsigned long int) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) : 1)) && ((((((var_1_17) < (var_1_23)) ? (var_1_17) : (var_1_23))) > var_1_33) ? (var_1_30 ? (var_1_29 ? (var_1_34 == ((unsigned long int) var_1_21)) : 1) : 1) : 1) ; [L219] RET, EXPR property() [L219] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=2147483547, var_1_14=1, var_1_15=12, var_1_16=12, var_1_17=12, var_1_18=25, var_1_19=1, var_1_1=-10, var_1_20=11, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=2, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=2147483547, var_1_32=1, var_1_33=2147483647, var_1_34=100, var_1_6=2, var_1_7=2, var_1_8=6, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=0, last_1_var_1_15=2, last_1_var_1_24=-16, last_1_var_1_25=-10, last_1_var_1_31=256, last_1_var_1_34=100, last_1_var_1_8=65/4, var_1_10=3, var_1_11=4, var_1_12=5, var_1_13=2147483547, var_1_14=1, var_1_15=12, var_1_16=12, var_1_17=12, var_1_18=25, var_1_19=1, var_1_1=-10, var_1_20=11, var_1_21=11, var_1_22=151/10, var_1_23=4294967295, var_1_24=-16, var_1_25=2, var_1_26=-1, var_1_27=3, var_1_28=2, var_1_29=1, var_1_30=0, var_1_31=2147483547, var_1_32=1, var_1_33=2147483647, var_1_34=100, var_1_6=2, var_1_7=2, var_1_8=6, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 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 00:59:43,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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_18256cef-257d-4143-a8c2-bdb4134ccfed/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 83ed3ec8bcd09c585992790b95e2966a76e5b0e36e2946c8579c171a77252508 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:59:46,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:59:46,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:59:46,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:59:46,100 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:59:46,145 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:59:46,148 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:59:46,149 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:59:46,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:59:46,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:59:46,155 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:59:46,156 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:59:46,156 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:59:46,158 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:59:46,159 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:59:46,159 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:59:46,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:59:46,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:59:46,162 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:59:46,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:59:46,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:59:46,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:59:46,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:59:46,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:59:46,166 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:59:46,167 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:59:46,167 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:59:46,168 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:59:46,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:59:46,169 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:59:46,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:59:46,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:59:46,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:59:46,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:46,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:59:46,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:59:46,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:59:46,173 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:59:46,173 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:59:46,174 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:59:46,175 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:59:46,175 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:59:46,175 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_18256cef-257d-4143-a8c2-bdb4134ccfed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83ed3ec8bcd09c585992790b95e2966a76e5b0e36e2946c8579c171a77252508 [2023-11-12 00:59:46,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:59:46,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:59:46,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:59:46,635 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:59:46,636 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:59:46,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i [2023-11-12 00:59:49,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:59:50,100 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:59:50,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i [2023-11-12 00:59:50,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data/be8b6f0f0/e08320b7c66d40b39598acdf472d35ad/FLAG853c49c15 [2023-11-12 00:59:50,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/data/be8b6f0f0/e08320b7c66d40b39598acdf472d35ad [2023-11-12 00:59:50,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:59:50,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:59:50,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:50,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:59:50,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:59:50,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56880280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50, skipping insertion in model container [2023-11-12 00:59:50,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:59:50,351 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_18256cef-257d-4143-a8c2-bdb4134ccfed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i[916,929] [2023-11-12 00:59:50,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:50,467 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:59:50,487 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_18256cef-257d-4143-a8c2-bdb4134ccfed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-67.i[916,929] [2023-11-12 00:59:50,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:59:50,565 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:59:50,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50 WrapperNode [2023-11-12 00:59:50,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:59:50,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:50,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:59:50,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:59:50,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,598 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,641 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-11-12 00:59:50,642 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:59:50,643 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:59:50,643 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:59:50,643 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:59:50,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,669 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:59:50,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:59:50,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:59:50,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:59:50,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (1/1) ... [2023-11-12 00:59:50,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:59:50,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:59:50,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:59:50,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:59:50,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:59:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:59:50,856 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:59:50,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:59:50,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:59:50,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:59:50,979 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:59:50,981 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:59:56,171 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:59:56,180 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:59:56,180 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:59:56,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:56 BoogieIcfgContainer [2023-11-12 00:59:56,183 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:59:56,186 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:59:56,186 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:59:56,190 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:59:56,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:59:50" (1/3) ... [2023-11-12 00:59:56,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18668763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:56, skipping insertion in model container [2023-11-12 00:59:56,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:59:50" (2/3) ... [2023-11-12 00:59:56,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18668763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:59:56, skipping insertion in model container [2023-11-12 00:59:56,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:59:56" (3/3) ... [2023-11-12 00:59:56,194 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-67.i [2023-11-12 00:59:56,215 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:59:56,216 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:59:56,268 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:59:56,275 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;@2d6dad32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:59:56,275 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:59:56,282 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 64 states have (on average 1.453125) internal successors, (93), 65 states have internal predecessors, (93), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-12 00:59:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-12 00:59:56,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:56,310 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:56,310 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:56,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:56,317 INFO L85 PathProgramCache]: Analyzing trace with hash 626325745, now seen corresponding path program 1 times [2023-11-12 00:59:56,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:56,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [456787653] [2023-11-12 00:59:56,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:56,340 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 00:59:56,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:56,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 00:59:56,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 00:59:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:57,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:59:57,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:59:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2023-11-12 00:59:57,535 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:59:57,536 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:59:57,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [456787653] [2023-11-12 00:59:57,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [456787653] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:59:57,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:59:57,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:59:57,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596290255] [2023-11-12 00:59:57,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:59:57,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:59:57,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:59:57,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:59:57,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:59:57,582 INFO L87 Difference]: Start difference. First operand has 98 states, 64 states have (on average 1.453125) internal successors, (93), 65 states have internal predecessors, (93), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-12 00:59:57,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:59:57,625 INFO L93 Difference]: Finished difference Result 189 states and 335 transitions. [2023-11-12 00:59:57,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:59:57,628 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 200 [2023-11-12 00:59:57,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:59:57,637 INFO L225 Difference]: With dead ends: 189 [2023-11-12 00:59:57,637 INFO L226 Difference]: Without dead ends: 94 [2023-11-12 00:59:57,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:59:57,645 INFO L413 NwaCegarLoop]: 148 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, 148 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 00:59:57,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:59:57,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-12 00:59:57,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-12 00:59:57,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 61 states have (on average 1.4098360655737705) internal successors, (86), 61 states have internal predecessors, (86), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-12 00:59:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 148 transitions. [2023-11-12 00:59:57,708 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 148 transitions. Word has length 200 [2023-11-12 00:59:57,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:59:57,709 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 148 transitions. [2023-11-12 00:59:57,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-12 00:59:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2023-11-12 00:59:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-12 00:59:57,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:59:57,715 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:59:57,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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)] Ended with exit code 0 [2023-11-12 00:59:57,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 00:59:57,941 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:59:57,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:59:57,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1606647961, now seen corresponding path program 1 times [2023-11-12 00:59:57,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:59:57,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1489012660] [2023-11-12 00:59:57,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:59:57,944 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 00:59:57,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:59:57,994 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 00:59:58,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 00:59:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:59:58,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:59:58,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:03,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-12 01:00:03,714 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:00:03,714 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:00:03,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1489012660] [2023-11-12 01:00:03,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1489012660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:00:03,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:00:03,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:00:03,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906731965] [2023-11-12 01:00:03,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:00:03,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 01:00:03,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:00:03,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 01:00:03,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 01:00:03,724 INFO L87 Difference]: Start difference. First operand 94 states and 148 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:00:06,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:08,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:10,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:13,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:15,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:15,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:00:15,050 INFO L93 Difference]: Finished difference Result 304 states and 482 transitions. [2023-11-12 01:00:15,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 01:00:15,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2023-11-12 01:00:15,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:00:15,127 INFO L225 Difference]: With dead ends: 304 [2023-11-12 01:00:15,127 INFO L226 Difference]: Without dead ends: 213 [2023-11-12 01:00:15,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 01:00:15,131 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 171 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 63 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2023-11-12 01:00:15,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 426 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 20 Invalid, 5 Unknown, 0 Unchecked, 11.2s Time] [2023-11-12 01:00:15,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-11-12 01:00:15,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 181. [2023-11-12 01:00:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 116 states have (on average 1.4051724137931034) internal successors, (163), 116 states have internal predecessors, (163), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-12 01:00:15,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 287 transitions. [2023-11-12 01:00:15,252 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 287 transitions. Word has length 200 [2023-11-12 01:00:15,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:00:15,255 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 287 transitions. [2023-11-12 01:00:15,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:00:15,256 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 287 transitions. [2023-11-12 01:00:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-12 01:00:15,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:15,268 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:15,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 01:00:15,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 01:00:15,484 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:15,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:15,485 INFO L85 PathProgramCache]: Analyzing trace with hash 882881001, now seen corresponding path program 1 times [2023-11-12 01:00:15,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:15,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [368278617] [2023-11-12 01:00:15,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:15,487 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 01:00:15,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:15,492 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 01:00:15,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 01:00:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:16,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 01:00:16,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-12 01:00:17,801 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:00:17,801 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:00:17,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [368278617] [2023-11-12 01:00:17,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [368278617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:00:17,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:00:17,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 01:00:17,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498014973] [2023-11-12 01:00:17,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:00:17,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 01:00:17,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:00:17,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 01:00:17,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 01:00:17,806 INFO L87 Difference]: Start difference. First operand 181 states and 287 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:00:20,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:22,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:24,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:26,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:28,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:30,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:32,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:34,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:00:34,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:00:34,939 INFO L93 Difference]: Finished difference Result 559 states and 884 transitions. [2023-11-12 01:00:35,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 01:00:35,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2023-11-12 01:00:35,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:00:35,018 INFO L225 Difference]: With dead ends: 559 [2023-11-12 01:00:35,018 INFO L226 Difference]: Without dead ends: 381 [2023-11-12 01:00:35,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 01:00:35,022 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 215 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 63 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:00:35,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 569 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 14 Invalid, 8 Unknown, 0 Unchecked, 17.0s Time] [2023-11-12 01:00:35,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2023-11-12 01:00:35,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 357. [2023-11-12 01:00:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 228 states have (on average 1.4035087719298245) internal successors, (320), 228 states have internal predecessors, (320), 124 states have call successors, (124), 4 states have call predecessors, (124), 4 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2023-11-12 01:00:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 568 transitions. [2023-11-12 01:00:35,132 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 568 transitions. Word has length 200 [2023-11-12 01:00:35,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:00:35,133 INFO L495 AbstractCegarLoop]: Abstraction has 357 states and 568 transitions. [2023-11-12 01:00:35,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:00:35,134 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 568 transitions. [2023-11-12 01:00:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-12 01:00:35,137 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:35,137 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:00:35,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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)] Forceful destruction successful, exit code 0 [2023-11-12 01:00:35,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 01:00:35,352 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:35,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:35,353 INFO L85 PathProgramCache]: Analyzing trace with hash -201734060, now seen corresponding path program 1 times [2023-11-12 01:00:35,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:35,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [582666461] [2023-11-12 01:00:35,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:35,354 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 01:00:35,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:35,356 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 01:00:35,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18256cef-257d-4143-a8c2-bdb4134ccfed/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 (5)] Waiting until timeout for monitored process [2023-11-12 01:00:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:00:36,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 01:00:36,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:00:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 580 proven. 15 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2023-11-12 01:00:36,522 INFO L327 TraceCheckSpWp]: Computing backward predicates...