./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ --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 a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:59:53,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:59:53,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:59:53,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:59:53,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:59:53,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:59:53,119 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:59:53,120 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:59:53,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:59:53,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:59:53,122 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:59:53,123 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:59:53,123 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:59:53,124 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:59:53,124 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:59:53,125 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:59:53,125 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:59:53,126 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:59:53,126 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:59:53,127 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:59:53,127 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:59:53,131 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:59:53,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:59:53,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:59:53,133 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:59:53,133 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:59:53,134 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:59:53,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:59:53,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:59:53,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:59:53,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:59:53,136 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:59:53,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:59:53,137 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:59:53,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:59:53,138 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:59:53,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:59:53,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:59:53,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:59:53,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:59:53,140 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:59:53,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:59:53,142 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:59:53,143 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:59:53,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:59:53,144 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_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b [2023-11-19 04:59:53,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:59:53,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:59:53,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:59:53,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:59:53,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:59:53,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-19 04:59:56,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:59:57,074 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:59:57,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-19 04:59:57,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data/94c76aebf/a95a6e94603a47a39229c05d634b4b4c/FLAG31aedb38a [2023-11-19 04:59:57,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data/94c76aebf/a95a6e94603a47a39229c05d634b4b4c [2023-11-19 04:59:57,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:59:57,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:59:57,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:59:57,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:59:57,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:59:57,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399c4863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57, skipping insertion in model container [2023-11-19 04:59:57,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,199 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:59:57,358 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_9672f3f1-e96b-495b-84d6-d4fc824468c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-19 04:59:57,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:59:57,470 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:59:57,483 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_9672f3f1-e96b-495b-84d6-d4fc824468c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-19 04:59:57,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:59:57,607 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:59:57,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57 WrapperNode [2023-11-19 04:59:57,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:59:57,609 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:59:57,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:59:57,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:59:57,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,710 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 279 [2023-11-19 04:59:57,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:59:57,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:59:57,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:59:57,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:59:57,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:59:57,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:59:57,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:59:57,818 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:59:57,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (1/1) ... [2023-11-19 04:59:57,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:59:57,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:59:57,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:59:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:59:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:59:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:59:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:59:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:59:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:59:57,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:59:58,058 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:59:58,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:59:58,827 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:59:59,535 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:59:59,536 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:59:59,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:59 BoogieIcfgContainer [2023-11-19 04:59:59,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:59:59,553 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:59:59,553 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:59:59,557 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:59:59,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:59:57" (1/3) ... [2023-11-19 04:59:59,559 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6d9abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:59:59, skipping insertion in model container [2023-11-19 04:59:59,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:59:57" (2/3) ... [2023-11-19 04:59:59,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6d9abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:59:59, skipping insertion in model container [2023-11-19 04:59:59,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:59" (3/3) ... [2023-11-19 04:59:59,564 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-19 04:59:59,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:59:59,587 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:59:59,653 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:59:59,662 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;@545090ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:59:59,662 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:59:59,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 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) [2023-11-19 04:59:59,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 04:59:59,687 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:59:59,688 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] [2023-11-19 04:59:59,689 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:59:59,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:59:59,698 INFO L85 PathProgramCache]: Analyzing trace with hash 958048347, now seen corresponding path program 1 times [2023-11-19 04:59:59,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:59:59,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174888771] [2023-11-19 04:59:59,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:59:59,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:00:00,018 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:00:00,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [312128911] [2023-11-19 05:00:00,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:00,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:00:00,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:00,028 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:00:00,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:00:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:00,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:00:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:01,538 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:00:01,542 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:00:01,543 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:00:01,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:00:01,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:00:01,760 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:00:01,768 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:00:01,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:00:01 BoogieIcfgContainer [2023-11-19 05:00:01,935 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:00:01,936 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:00:01,936 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:00:01,936 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:00:01,937 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:59:59" (3/4) ... [2023-11-19 05:00:01,939 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:00:01,941 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:00:01,942 INFO L158 Benchmark]: Toolchain (without parser) took 4819.75ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 126.9MB in the beginning and 161.5MB in the end (delta: -34.6MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-11-19 05:00:01,943 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:01,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.54ms. Allocated memory is still 159.4MB. Free memory was 126.6MB in the beginning and 110.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:00:01,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.60ms. Allocated memory is still 159.4MB. Free memory was 110.6MB in the beginning and 104.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:00:01,945 INFO L158 Benchmark]: Boogie Preprocessor took 105.06ms. Allocated memory is still 159.4MB. Free memory was 104.3MB in the beginning and 101.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:00:01,946 INFO L158 Benchmark]: RCFGBuilder took 1729.95ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 101.4MB in the beginning and 118.5MB in the end (delta: -17.2MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2023-11-19 05:00:01,947 INFO L158 Benchmark]: TraceAbstraction took 2382.28ms. Allocated memory is still 205.5MB. Free memory was 117.5MB in the beginning and 161.5MB in the end (delta: -44.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-19 05:00:01,948 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 205.5MB. Free memory is still 161.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:01,952 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.54ms. Allocated memory is still 159.4MB. Free memory was 126.6MB in the beginning and 110.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.60ms. Allocated memory is still 159.4MB. Free memory was 110.6MB in the beginning and 104.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.06ms. Allocated memory is still 159.4MB. Free memory was 104.3MB in the beginning and 101.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1729.95ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 101.4MB in the beginning and 118.5MB in the end (delta: -17.2MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2382.28ms. Allocated memory is still 205.5MB. Free memory was 117.5MB in the beginning and 161.5MB in the end (delta: -44.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 205.5MB. Free memory is still 161.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 128, overapproximation of someBinaryArithmeticDOUBLEoperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of bitwiseOr at line 103, overapproximation of someUnaryDOUBLEoperation at line 51, overapproximation of bitwiseAnd at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 16; [L23] unsigned long int var_1_4 = 4042214920; [L24] signed char var_1_6 = -50; [L25] signed char var_1_8 = -4; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 0; [L28] unsigned char var_1_11 = 0; [L29] unsigned char var_1_12 = 0; [L30] signed long int var_1_13 = 128; [L31] signed char var_1_14 = -32; [L32] signed char var_1_15 = 0; [L33] signed long int var_1_16 = 128; [L34] unsigned short int var_1_17 = 4; [L35] unsigned char var_1_20 = 64; [L36] unsigned char var_1_22 = 16; [L37] unsigned char var_1_23 = 0; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_26 = 1; [L40] unsigned char var_1_27 = 128; [L41] unsigned char var_1_28 = 128; [L42] signed char var_1_29 = 64; [L43] signed char var_1_30 = 64; [L44] double var_1_31 = 63.75; [L45] unsigned long int var_1_32 = 5; [L46] double var_1_33 = 8.6; [L47] double var_1_34 = 2.25; [L48] unsigned long int var_1_35 = 2195589809; [L49] signed long int var_1_36 = -256; [L50] double var_1_37 = 0.88; [L51] float var_1_38 = -0.2; [L52] unsigned long int last_1_var_1_1 = 16; [L53] unsigned char last_1_var_1_9 = 0; [L54] unsigned char last_1_var_1_20 = 64; [L55] unsigned char last_1_var_1_27 = 128; [L56] double last_1_var_1_31 = 63.75; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_27 = var_1_27 [L198] last_1_var_1_31 = var_1_31 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_ulong() [L146] CALL assume_abort_if_not(var_1_4 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=-4, var_1_9=0] [L147] CALL assume_abort_if_not(var_1_4 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=-4, var_1_9=0] [L148] var_1_8 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L150] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L154] var_1_11 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L157] var_1_12 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L160] var_1_13 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L162] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L164] var_1_15 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L167] var_1_22 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L170] var_1_23 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 >= 127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L179] var_1_30 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_30 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 >= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L182] var_1_32 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_32 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 <= 23) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L185] var_1_33 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L187] var_1_34 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L189] var_1_35 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_35 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294967295, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294967295, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_35 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294967295, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_35 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=-32, var_1_15=4, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294967295, var_1_36=-256, var_1_37=22/25, var_1_4=4294967294, var_1_6=-50, var_1_8=2, var_1_9=0] [L209] RET updateVariables() [L210] CALL step() [L60] unsigned char stepLocal_0 = last_1_var_1_9; [L61] COND TRUE (last_1_var_1_20 > last_1_var_1_1) || stepLocal_0 [L62] var_1_6 = var_1_8 [L66] COND TRUE ((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85 [L67] var_1_20 = ((var_1_22 + var_1_23) + var_1_15) [L69] COND TRUE (((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u))) [L70] var_1_27 = (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))) [L72] COND TRUE var_1_8 >= -16 [L73] var_1_29 = (var_1_22 - (var_1_30 - var_1_23)) [L77] var_1_36 = var_1_32 [L78] var_1_37 = var_1_34 [L79] var_1_38 = var_1_33 [L80] COND TRUE var_1_36 >= var_1_36 [L81] var_1_1 = (var_1_4 - var_1_20) [L89] COND FALSE !(var_1_4 < var_1_1) [L96] var_1_14 = var_1_15 [L98] signed char stepLocal_2 = var_1_14; [L99] unsigned char stepLocal_1 = var_1_20; [L100] COND FALSE !((2 << 1u) > stepLocal_1) [L103] EXPR (5 - var_1_27) ^ (var_1_20 / var_1_13) [L103] COND TRUE stepLocal_2 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13)) [L104] var_1_9 = var_1_10 [L109] COND TRUE var_1_29 != (var_1_13 / -16) [L110] COND TRUE var_1_1 > (256u * var_1_14) [L111] var_1_16 = var_1_6 [L116] unsigned char stepLocal_3 = var_1_11; [L117] COND TRUE stepLocal_3 || (var_1_16 < var_1_20) [L118] COND TRUE var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38))) [L119] var_1_17 = var_1_15 [L128] EXPR 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) [L128] signed long int stepLocal_6 = 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))); [L129] unsigned long int stepLocal_5 = var_1_35 - (var_1_17 + var_1_15); [L130] EXPR var_1_13 & var_1_8 [L130] COND FALSE !((var_1_13 & var_1_8) > stepLocal_6) [L133] COND FALSE !(var_1_4 <= stepLocal_5) [L137] unsigned char stepLocal_4 = var_1_27; [L138] COND TRUE (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == stepLocal_4 [L139] var_1_24 = (var_1_12 || var_1_26) [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR ((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))) [L201] EXPR (5 - var_1_27) ^ (var_1_20 / var_1_13) [L201] EXPR ((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))) [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR (((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1)) [L201] EXPR var_1_13 & var_1_8 [L201] EXPR 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) [L201] EXPR (((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1)) [L201-L202] return ((((((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1))) && (var_1_36 == ((signed long int) var_1_32))) && (var_1_37 == ((double) var_1_34))) && (var_1_38 == ((float) var_1_33)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=4, var_1_15=4, var_1_16=2, var_1_17=4, var_1_1=4294967229, var_1_20=65, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=126, var_1_28=127, var_1_29=-65, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294967295, var_1_36=1, var_1_37=3, var_1_38=2, var_1_4=4294967294, var_1_6=2, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-65, var_1_14=4, var_1_15=4, var_1_16=2, var_1_17=4, var_1_1=4294967229, var_1_20=65, var_1_22=60, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=126, var_1_28=127, var_1_29=-65, var_1_30=126, var_1_31=255/4, var_1_32=1, var_1_33=2, var_1_34=3, var_1_35=4294967295, var_1_36=1, var_1_37=3, var_1_38=2, var_1_4=4294967294, var_1_6=2, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, 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=56occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 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 [2023-11-19 05:00:02,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/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_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ --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 a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:00:04,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:00:04,986 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:00:04,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:00:04,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:00:05,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:00:05,039 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:00:05,039 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:00:05,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:00:05,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:00:05,047 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:00:05,047 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:00:05,048 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:00:05,050 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:00:05,050 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:00:05,051 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:00:05,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:00:05,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:00:05,053 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:00:05,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:00:05,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:00:05,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:00:05,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:00:05,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:00:05,057 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:00:05,057 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:00:05,058 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:00:05,058 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:00:05,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:00:05,059 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:00:05,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:00:05,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:00:05,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:00:05,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:05,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:00:05,063 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:00:05,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:00:05,063 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:00:05,063 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:00:05,065 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:00:05,065 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:00:05,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:00:05,066 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_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a72044eca37c9344cf7356219da330f9c945a1c22555364502c74c325db2c27b [2023-11-19 05:00:05,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:00:05,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:00:05,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:00:05,620 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:00:05,621 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:00:05,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-19 05:00:08,876 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:00:09,203 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:00:09,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-19 05:00:09,217 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data/ae809feaa/4276d1ef41be4718aad00aa5e3e82bee/FLAGbf552b9e5 [2023-11-19 05:00:09,237 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/data/ae809feaa/4276d1ef41be4718aad00aa5e3e82bee [2023-11-19 05:00:09,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:00:09,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:00:09,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:09,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:00:09,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:00:09,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:09,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22704c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09, skipping insertion in model container [2023-11-19 05:00:09,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:09,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:00:09,558 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_9672f3f1-e96b-495b-84d6-d4fc824468c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-19 05:00:09,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:09,712 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:00:09,730 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_9672f3f1-e96b-495b-84d6-d4fc824468c2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-14.i[916,929] [2023-11-19 05:00:09,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:09,892 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:00:09,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09 WrapperNode [2023-11-19 05:00:09,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:09,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:09,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:00:09,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:00:09,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:09,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,005 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-19 05:00:10,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:10,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:00:10,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:00:10,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:00:10,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:00:10,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:00:10,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:00:10,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:00:10,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (1/1) ... [2023-11-19 05:00:10,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:10,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:10,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:00:10,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:00:10,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:00:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:00:10,231 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:00:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:00:10,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:00:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:00:10,386 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:00:10,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:00:12,692 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:00:12,718 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:00:12,718 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:00:12,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:12 BoogieIcfgContainer [2023-11-19 05:00:12,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:00:12,727 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:00:12,727 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:00:12,731 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:00:12,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:00:09" (1/3) ... [2023-11-19 05:00:12,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557d34b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:12, skipping insertion in model container [2023-11-19 05:00:12,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:09" (2/3) ... [2023-11-19 05:00:12,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557d34b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:12, skipping insertion in model container [2023-11-19 05:00:12,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:12" (3/3) ... [2023-11-19 05:00:12,735 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-14.i [2023-11-19 05:00:12,758 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:00:12,759 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:00:12,837 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:00:12,848 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;@601a279, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:00:12,849 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:00:12,856 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 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) [2023-11-19 05:00:12,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 05:00:12,884 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:12,885 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] [2023-11-19 05:00:12,886 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:12,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:12,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1318783381, now seen corresponding path program 1 times [2023-11-19 05:00:12,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:12,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [175345656] [2023-11-19 05:00:12,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:12,916 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:12,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:12,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:12,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:00:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:13,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:00:13,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:13,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 704 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2023-11-19 05:00:13,554 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:13,555 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:13,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [175345656] [2023-11-19 05:00:13,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [175345656] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:13,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:13,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:00:13,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359893628] [2023-11-19 05:00:13,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:13,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:00:13,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:13,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:00:13,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:00:13,600 INFO L87 Difference]: Start difference. First operand has 89 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 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 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2023-11-19 05:00:13,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:13,654 INFO L93 Difference]: Finished difference Result 170 states and 303 transitions. [2023-11-19 05:00:13,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:00:13,657 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 196 [2023-11-19 05:00:13,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:13,668 INFO L225 Difference]: With dead ends: 170 [2023-11-19 05:00:13,668 INFO L226 Difference]: Without dead ends: 84 [2023-11-19 05:00:13,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:00:13,678 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:13,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:00:13,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-19 05:00:13,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-19 05:00:13,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 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) [2023-11-19 05:00:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 130 transitions. [2023-11-19 05:00:13,744 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 130 transitions. Word has length 196 [2023-11-19 05:00:13,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:13,745 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 130 transitions. [2023-11-19 05:00:13,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2023-11-19 05:00:13,746 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2023-11-19 05:00:13,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 05:00:13,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:13,752 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] [2023-11-19 05:00:13,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:00:13,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:13,967 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:13,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:13,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1504631469, now seen corresponding path program 1 times [2023-11-19 05:00:13,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:13,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1187415673] [2023-11-19 05:00:13,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:13,973 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:13,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:13,975 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:14,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:00:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:14,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:00:14,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:17,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-19 05:00:17,123 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:17,124 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:17,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1187415673] [2023-11-19 05:00:17,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1187415673] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:17,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:17,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:00:17,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95382236] [2023-11-19 05:00:17,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:17,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:00:17,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:17,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:00:17,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:00:17,131 INFO L87 Difference]: Start difference. First operand 84 states and 130 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-19 05:00:19,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:00:20,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:20,964 INFO L93 Difference]: Finished difference Result 255 states and 394 transitions. [2023-11-19 05:00:20,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:00:20,984 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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 196 [2023-11-19 05:00:20,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:20,990 INFO L225 Difference]: With dead ends: 255 [2023-11-19 05:00:20,990 INFO L226 Difference]: Without dead ends: 174 [2023-11-19 05:00:20,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:00:20,994 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 106 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:20,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 360 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-11-19 05:00:20,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-19 05:00:21,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 163. [2023-11-19 05:00:21,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 98 states have (on average 1.336734693877551) internal successors, (131), 98 states have internal predecessors, (131), 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) [2023-11-19 05:00:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 255 transitions. [2023-11-19 05:00:21,043 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 255 transitions. Word has length 196 [2023-11-19 05:00:21,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:21,045 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 255 transitions. [2023-11-19 05:00:21,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-19 05:00:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 255 transitions. [2023-11-19 05:00:21,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 05:00:21,071 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:21,071 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] [2023-11-19 05:00:21,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:00:21,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:21,284 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:21,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:21,285 INFO L85 PathProgramCache]: Analyzing trace with hash -184312273, now seen corresponding path program 1 times [2023-11-19 05:00:21,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:21,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [237438931] [2023-11-19 05:00:21,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:21,286 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:21,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:21,288 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:21,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:00:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:21,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:00:21,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-19 05:00:22,921 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:22,922 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:22,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [237438931] [2023-11-19 05:00:22,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [237438931] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:22,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:22,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:00:22,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328251418] [2023-11-19 05:00:22,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:22,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:00:22,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:22,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:00:22,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:00:22,927 INFO L87 Difference]: Start difference. First operand 163 states and 255 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-19 05:00:24,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:00:25,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:00:25,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:25,532 INFO L93 Difference]: Finished difference Result 404 states and 634 transitions. [2023-11-19 05:00:25,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:00:25,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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 196 [2023-11-19 05:00:25,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:25,539 INFO L225 Difference]: With dead ends: 404 [2023-11-19 05:00:25,539 INFO L226 Difference]: Without dead ends: 244 [2023-11-19 05:00:25,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:00:25,543 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 57 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:25,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 362 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-19 05:00:25,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2023-11-19 05:00:25,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 242. [2023-11-19 05:00:25,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 145 states have (on average 1.3310344827586207) internal successors, (193), 145 states have internal predecessors, (193), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-19 05:00:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 379 transitions. [2023-11-19 05:00:25,611 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 379 transitions. Word has length 196 [2023-11-19 05:00:25,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:25,612 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 379 transitions. [2023-11-19 05:00:25,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-19 05:00:25,613 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 379 transitions. [2023-11-19 05:00:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-19 05:00:25,616 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:25,617 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] [2023-11-19 05:00:25,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:00:25,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:25,831 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:25,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:25,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1824677051, now seen corresponding path program 1 times [2023-11-19 05:00:25,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:25,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2015542818] [2023-11-19 05:00:25,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:25,833 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:25,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:25,837 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:25,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9672f3f1-e96b-495b-84d6-d4fc824468c2/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:00:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:26,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-19 05:00:26,556 INFO L285 TraceCheckSpWp]: Computing forward predicates...