./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.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_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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_64b09aa5-1ac8-4992-9ef8-bd639826c595/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 c80d74e822ccb5bc679c42c7c198bebe68062bcb54648d4262123ad3e2d9aacd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:27,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:27,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:16:27,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:27,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:27,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:27,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:27,301 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:27,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:27,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:27,303 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:27,303 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:27,304 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:27,304 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:16:27,305 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:27,306 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:27,306 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:16:27,307 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:16:27,307 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:27,308 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:16:27,309 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:16:27,310 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:16:27,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:27,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:27,312 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:27,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:16:27,313 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:27,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:27,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:27,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:27,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:27,316 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:27,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:27,317 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:27,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:27,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:27,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:27,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:27,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:27,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:27,320 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:16:27,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:16:27,321 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:27,321 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:27,322 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:27,322 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_64b09aa5-1ac8-4992-9ef8-bd639826c595/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c80d74e822ccb5bc679c42c7c198bebe68062bcb54648d4262123ad3e2d9aacd [2023-11-19 05:16:27,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:27,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:27,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:27,603 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:27,603 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:27,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i [2023-11-19 05:16:30,800 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:31,091 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:31,091 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i [2023-11-19 05:16:31,109 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data/7dd870be2/38dd1b8b41a74f4fbac0755d2c04852c/FLAG4a185d4bd [2023-11-19 05:16:31,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data/7dd870be2/38dd1b8b41a74f4fbac0755d2c04852c [2023-11-19 05:16:31,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:31,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:31,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:31,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:31,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:31,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57df4be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31, skipping insertion in model container [2023-11-19 05:16:31,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,187 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:31,354 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_64b09aa5-1ac8-4992-9ef8-bd639826c595/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i[916,929] [2023-11-19 05:16:31,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:31,475 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:16:31,506 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_64b09aa5-1ac8-4992-9ef8-bd639826c595/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i[916,929] [2023-11-19 05:16:31,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:31,589 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:16:31,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31 WrapperNode [2023-11-19 05:16:31,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:31,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:31,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:16:31,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:16:31,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,613 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,667 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-19 05:16:31,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:31,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:16:31,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:16:31,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:16:31,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:16:31,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:16:31,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:16:31,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:16:31,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (1/1) ... [2023-11-19 05:16:31,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:31,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:31,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:16:31,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:16:31,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:16:31,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:16:31,800 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:16:31,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:16:31,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:16:31,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:16:31,893 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:16:31,896 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:16:32,377 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:16:32,805 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:16:32,806 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:16:32,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:32 BoogieIcfgContainer [2023-11-19 05:16:32,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:16:32,814 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:16:32,814 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:16:32,818 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:16:32,818 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:16:31" (1/3) ... [2023-11-19 05:16:32,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f1f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:32, skipping insertion in model container [2023-11-19 05:16:32,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:31" (2/3) ... [2023-11-19 05:16:32,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f1f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:32, skipping insertion in model container [2023-11-19 05:16:32,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:32" (3/3) ... [2023-11-19 05:16:32,822 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-49.i [2023-11-19 05:16:32,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:16:32,842 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:16:32,895 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:16:32,902 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;@228793d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:16:32,903 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:16:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 05:16:32,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 05:16:32,921 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:16:32,922 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:16:32,922 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:16:32,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:16:32,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1737111637, now seen corresponding path program 1 times [2023-11-19 05:16:32,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:16:32,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351723894] [2023-11-19 05:16:32,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:32,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:16:33,201 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:16:33,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1413177290] [2023-11-19 05:16:33,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:33,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:16:33,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:33,212 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:16:33,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:16:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:16:33,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:16:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:16:33,971 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:16:33,974 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:16:33,975 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:16:33,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:16:34,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:16:34,189 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:16:34,195 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:16:34,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:16:34 BoogieIcfgContainer [2023-11-19 05:16:34,390 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:16:34,391 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:16:34,391 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:16:34,391 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:16:34,392 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:32" (3/4) ... [2023-11-19 05:16:34,397 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:16:34,398 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:16:34,400 INFO L158 Benchmark]: Toolchain (without parser) took 3267.93ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 112.9MB in the beginning and 125.5MB in the end (delta: -12.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-19 05:16:34,401 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:16:34,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.07ms. Allocated memory is still 144.7MB. Free memory was 112.9MB in the beginning and 97.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:16:34,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.90ms. Allocated memory is still 144.7MB. Free memory was 97.0MB in the beginning and 93.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:16:34,408 INFO L158 Benchmark]: Boogie Preprocessor took 50.34ms. Allocated memory is still 144.7MB. Free memory was 93.4MB in the beginning and 90.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:16:34,410 INFO L158 Benchmark]: RCFGBuilder took 1092.08ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 90.6MB in the beginning and 106.7MB in the end (delta: -16.1MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2023-11-19 05:16:34,411 INFO L158 Benchmark]: TraceAbstraction took 1576.64ms. Allocated memory is still 176.2MB. Free memory was 106.7MB in the beginning and 125.5MB in the end (delta: -18.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-11-19 05:16:34,411 INFO L158 Benchmark]: Witness Printer took 7.66ms. Allocated memory is still 176.2MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:16:34,420 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.07ms. Allocated memory is still 144.7MB. Free memory was 112.9MB in the beginning and 97.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.90ms. Allocated memory is still 144.7MB. Free memory was 97.0MB in the beginning and 93.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.34ms. Allocated memory is still 144.7MB. Free memory was 93.4MB in the beginning and 90.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1092.08ms. Allocated memory was 144.7MB in the beginning and 176.2MB in the end (delta: 31.5MB). Free memory was 90.6MB in the beginning and 106.7MB in the end (delta: -16.1MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1576.64ms. Allocated memory is still 176.2MB. Free memory was 106.7MB in the beginning and 125.5MB in the end (delta: -18.9MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * Witness Printer took 7.66ms. Allocated memory is still 176.2MB. Free memory is still 125.5MB. 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 someBinaryFLOATComparisonOperation at line 188, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of someBinaryArithmeticDOUBLEoperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 16; [L23] signed char var_1_3 = -5; [L24] double var_1_5 = 2.65; [L25] double var_1_6 = 100.375; [L26] double var_1_7 = 5.7; [L27] double var_1_8 = 0.1; [L28] double var_1_9 = 9999.4; [L29] double var_1_10 = 63.375; [L30] signed char var_1_11 = 1; [L31] double var_1_12 = 3.875; [L32] unsigned long int var_1_13 = 2; [L33] double var_1_14 = 1.375; [L34] float var_1_16 = 32.4; [L35] double var_1_17 = 255.25; [L36] unsigned char var_1_19 = 1; [L37] unsigned char var_1_20 = 1; [L38] unsigned char var_1_21 = 50; [L39] unsigned char var_1_22 = 1; [L40] unsigned char var_1_23 = 0; [L41] unsigned char var_1_24 = 0; [L42] double var_1_25 = -0.8; [L43] unsigned short int var_1_26 = 16; [L44] signed short int var_1_28 = -32; [L45] signed short int var_1_29 = 5; [L46] unsigned char var_1_30 = 0; [L47] unsigned char var_1_31 = 0; [L48] float last_1_var_1_16 = 32.4; [L49] unsigned char last_1_var_1_19 = 1; [L50] unsigned char last_1_var_1_30 = 0; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L183] last_1_var_1_16 = var_1_16 [L184] last_1_var_1_19 = var_1_19 [L185] last_1_var_1_30 = var_1_30 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=803/8, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=803/8, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L142] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=803/8, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=803/8, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L143] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=803/8, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=803/8, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L144] var_1_6 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=57/10, var_1_8=1/10, var_1_9=49997/5] [L146] var_1_7 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=1/10, var_1_9=49997/5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=1/10, var_1_9=49997/5] [L148] var_1_8 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=49997/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 2305843.009213691390e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=49997/5] [L150] var_1_9 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=1, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L152] var_1_11 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L155] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=31/8, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L156] var_1_12 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=11/8, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L158] var_1_14 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=1, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L160] var_1_20 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_20 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_20 >= 1) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L162] CALL assume_abort_if_not(var_1_20 <= 128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_20 <= 128) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=50, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L163] var_1_21 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_21 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 >= 1) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L165] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L166] var_1_22 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L168] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L169] var_1_23 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L171] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L172] var_1_24 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L174] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=5, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L175] var_1_29 = __VERIFIER_nondet_short() [L176] CALL assume_abort_if_not(var_1_29 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= -16383) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_29 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 16383) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=0, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L178] var_1_31 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=1, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=1, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=1, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=507/8, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=1021/4, var_1_19=1, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_26=16, var_1_28=-32, var_1_29=-17, var_1_30=0, var_1_31=1, var_1_3=5, var_1_5=53/20, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L196] RET updateVariables() [L197] CALL step() [L54] unsigned char stepLocal_6 = var_1_24; [L55] COND FALSE !(last_1_var_1_30 || stepLocal_6) [L66] var_1_26 = var_1_20 [L68] COND FALSE !((var_1_6 * (var_1_8 * var_1_7)) > (((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12))) - var_1_14)) [L71] var_1_13 = var_1_26 [L73] unsigned short int stepLocal_0 = var_1_26; [L74] COND FALSE !((-32 * (var_1_13 / var_1_3)) >= stepLocal_0) [L77] signed long int stepLocal_7 = - 1000; [L78] COND TRUE stepLocal_7 <= (var_1_21 - ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))) [L79] var_1_28 = (var_1_29 + var_1_1) [L83] signed long int stepLocal_1 = var_1_1; [L84] COND FALSE !(stepLocal_1 >= 32) [L87] var_1_5 = 0.8 [L89] COND FALSE !(var_1_3 != (var_1_1 / ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) [L92] var_1_10 = ((((var_1_6) > (var_1_8)) ? (var_1_6) : (var_1_8))) [L94] signed long int stepLocal_2 = var_1_26 % (var_1_20 + var_1_21); [L95] COND FALSE !(stepLocal_2 <= (~ ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))))) [L98] var_1_19 = (! var_1_22) [L100] signed char stepLocal_5 = var_1_11; [L101] unsigned short int stepLocal_4 = var_1_26; [L102] unsigned char stepLocal_3 = var_1_20; [L103] COND TRUE stepLocal_4 >= var_1_20 [L104] COND FALSE !(stepLocal_5 > var_1_26) [L113] var_1_25 = var_1_8 [L116] signed long int stepLocal_8 = (0 ^ var_1_1) + var_1_29; [L117] COND FALSE !(stepLocal_8 < var_1_11) [L120] var_1_30 = var_1_22 [L122] COND TRUE (var_1_5 != var_1_12) && var_1_30 [L123] COND TRUE var_1_12 >= (var_1_9 * var_1_7) [L124] COND FALSE !(var_1_11 >= var_1_26) [L127] var_1_17 = var_1_7 [L133] COND TRUE var_1_25 >= var_1_9 [L134] COND TRUE var_1_9 < var_1_14 [L135] var_1_16 = var_1_8 [L197] RET step() [L198] CALL, EXPR property() [L188-L189] return ((((((((((((-32 * (var_1_13 / var_1_3)) >= var_1_26) ? (var_1_1 == ((signed long int) ((((var_1_3 + var_1_13) < 0 ) ? -(var_1_3 + var_1_13) : (var_1_3 + var_1_13))))) : 1) && ((var_1_1 >= 32) ? (var_1_5 == ((double) (var_1_6 - ((var_1_7 + var_1_8) + var_1_9)))) : (var_1_5 == ((double) 0.8)))) && ((var_1_3 != (var_1_1 / ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? (var_1_10 == ((double) (var_1_9 - ((((((((var_1_6) < (var_1_12)) ? (var_1_6) : (var_1_12)))) < (var_1_7)) ? (((((var_1_6) < (var_1_12)) ? (var_1_6) : (var_1_12)))) : (var_1_7)))))) : (var_1_10 == ((double) ((((var_1_6) > (var_1_8)) ? (var_1_6) : (var_1_8))))))) && (((var_1_6 * (var_1_8 * var_1_7)) > (((((var_1_9) > (var_1_12)) ? (var_1_9) : (var_1_12))) - var_1_14)) ? (var_1_13 == ((unsigned long int) (128u + var_1_26))) : (var_1_13 == ((unsigned long int) var_1_26)))) && ((var_1_25 >= var_1_9) ? ((var_1_9 < var_1_14) ? (var_1_16 == ((float) var_1_8)) : 1) : 1)) && (((var_1_5 != var_1_12) && var_1_30) ? ((var_1_12 >= (var_1_9 * var_1_7)) ? ((var_1_11 >= var_1_26) ? (var_1_17 == ((double) var_1_12)) : (var_1_17 == ((double) var_1_7))) : (var_1_17 == ((double) var_1_6))) : 1)) && (((var_1_26 % (var_1_20 + var_1_21)) <= (~ ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))))) ? (var_1_19 == ((unsigned char) (((! var_1_22) || var_1_23) || var_1_24))) : (var_1_19 == ((unsigned char) (! var_1_22))))) && ((var_1_26 >= var_1_20) ? ((var_1_11 > var_1_26) ? (((((((10) > (var_1_3)) ? (10) : (var_1_3))) + var_1_28) >= var_1_20) ? ((! var_1_19) ? (var_1_25 == ((double) (var_1_9 - var_1_8))) : 1) : (var_1_25 == ((double) var_1_9))) : (var_1_25 == ((double) var_1_8))) : 1)) && ((last_1_var_1_30 || var_1_24) ? (last_1_var_1_19 ? (var_1_26 == ((unsigned short int) ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))))) : ((var_1_12 == last_1_var_1_16) ? (var_1_23 ? (var_1_26 == ((unsigned short int) var_1_20)) : 1) : 1)) : (var_1_26 == ((unsigned short int) var_1_20)))) && (((- 1000) <= (var_1_21 - ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? (var_1_28 == ((signed short int) (var_1_29 + var_1_1))) : (var_1_28 == ((signed short int) -5)))) && ((((0 ^ var_1_1) + var_1_29) < var_1_11) ? (var_1_30 == ((unsigned char) (var_1_22 && (var_1_19 || var_1_31)))) : (var_1_30 == ((unsigned char) var_1_22))) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=5, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=5, var_1_19=0, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=162/5, var_1_26=2, var_1_28=-1, var_1_29=-17, var_1_30=1, var_1_31=1, var_1_3=5, var_1_5=4/5, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=162/5, last_1_var_1_19=1, last_1_var_1_30=0, var_1_10=5, var_1_11=-3, var_1_12=3, var_1_13=2, var_1_14=4, var_1_16=162/5, var_1_17=5, var_1_19=0, var_1_1=16, var_1_20=2, var_1_21=1, var_1_22=1, var_1_23=0, var_1_24=0, var_1_25=162/5, var_1_26=2, var_1_28=-1, var_1_29=-17, var_1_30=1, var_1_31=1, var_1_3=5, var_1_5=4/5, var_1_6=5, var_1_7=5, var_1_8=162/5, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 26, 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=50occurred 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: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 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 05:16:34,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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_64b09aa5-1ac8-4992-9ef8-bd639826c595/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 c80d74e822ccb5bc679c42c7c198bebe68062bcb54648d4262123ad3e2d9aacd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:37,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:37,223 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:16:37,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:37,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:37,281 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:37,282 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:37,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:37,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:37,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:37,291 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:37,292 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:37,293 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:37,294 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:37,295 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:37,295 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:37,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:37,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:37,298 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:37,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:37,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:37,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:37,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:37,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:37,301 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:16:37,301 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:16:37,302 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:16:37,302 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:37,303 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:37,303 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:37,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:37,305 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:16:37,305 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:37,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:37,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:37,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:37,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:37,307 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:16:37,307 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:16:37,308 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:37,309 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:37,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:37,310 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_64b09aa5-1ac8-4992-9ef8-bd639826c595/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c80d74e822ccb5bc679c42c7c198bebe68062bcb54648d4262123ad3e2d9aacd [2023-11-19 05:16:37,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:37,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:37,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:37,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:37,725 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:37,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i [2023-11-19 05:16:40,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:41,259 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:41,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i [2023-11-19 05:16:41,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data/887b67420/d982c2d84fd94630b6e5b69b49fca679/FLAGb9ea2001a [2023-11-19 05:16:41,299 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/data/887b67420/d982c2d84fd94630b6e5b69b49fca679 [2023-11-19 05:16:41,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:41,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:41,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:41,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:41,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:41,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74acbb04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41, skipping insertion in model container [2023-11-19 05:16:41,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,385 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:41,595 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_64b09aa5-1ac8-4992-9ef8-bd639826c595/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i[916,929] [2023-11-19 05:16:41,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:41,758 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:16:41,776 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_64b09aa5-1ac8-4992-9ef8-bd639826c595/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-49.i[916,929] [2023-11-19 05:16:41,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:41,850 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:16:41,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41 WrapperNode [2023-11-19 05:16:41,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:41,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:41,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:16:41,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:16:41,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,914 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2023-11-19 05:16:41,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:41,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:16:41,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:16:41,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:16:41,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,952 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:16:41,966 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:16:41,966 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:16:41,966 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:16:41,967 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (1/1) ... [2023-11-19 05:16:41,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:41,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:42,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:16:42,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:16:42,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:16:42,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:16:42,056 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:16:42,056 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:16:42,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:16:42,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:16:42,156 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:16:42,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:16:52,847 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:16:52,862 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:16:52,863 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:16:52,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:52 BoogieIcfgContainer [2023-11-19 05:16:52,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:16:52,873 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:16:52,874 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:16:52,877 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:16:52,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:16:41" (1/3) ... [2023-11-19 05:16:52,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71390d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:52, skipping insertion in model container [2023-11-19 05:16:52,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:41" (2/3) ... [2023-11-19 05:16:52,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71390d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:52, skipping insertion in model container [2023-11-19 05:16:52,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:52" (3/3) ... [2023-11-19 05:16:52,883 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-49.i [2023-11-19 05:16:52,904 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:16:52,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:16:52,974 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:16:52,981 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;@45549511, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:16:52,982 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:16:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-19 05:16:53,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 05:16:53,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:16:53,012 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:16:53,014 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:16:53,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:16:53,022 INFO L85 PathProgramCache]: Analyzing trace with hash -2115171003, now seen corresponding path program 1 times [2023-11-19 05:16:53,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:16:53,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1788416782] [2023-11-19 05:16:53,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:53,040 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 05:16:53,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:16:53,044 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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 05:16:53,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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 05:16:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:16:55,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 05:16:55,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:00,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 688 proven. 72 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-11-19 05:17:00,596 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:17:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 05:17:01,713 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:01,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1788416782] [2023-11-19 05:17:01,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1788416782] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-19 05:17:01,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 05:17:01,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-11-19 05:17:01,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201634826] [2023-11-19 05:17:01,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:01,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:17:01,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:01,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:17:01,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:17:01,772 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 05:17:04,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:06,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:08,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:10,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:13,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:15,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:18,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:20,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:22,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:24,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:27,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:29,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:31,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:31,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:31,642 INFO L93 Difference]: Finished difference Result 227 states and 399 transitions. [2023-11-19 05:17:31,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:17:31,646 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2023-11-19 05:17:31,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:31,660 INFO L225 Difference]: With dead ends: 227 [2023-11-19 05:17:31,660 INFO L226 Difference]: Without dead ends: 144 [2023-11-19 05:17:31,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 341 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-19 05:17:31,669 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 110 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 4 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:31,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 319 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 58 Invalid, 13 Unknown, 0 Unchecked, 29.7s Time] [2023-11-19 05:17:31,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-19 05:17:31,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 133. [2023-11-19 05:17:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 92 states have (on average 1.4021739130434783) internal successors, (129), 93 states have internal predecessors, (129), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-19 05:17:31,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 205 transitions. [2023-11-19 05:17:31,757 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 205 transitions. Word has length 171 [2023-11-19 05:17:31,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:31,759 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 205 transitions. [2023-11-19 05:17:31,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-19 05:17:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 205 transitions. [2023-11-19 05:17:31,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 05:17:31,766 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:31,766 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:17:31,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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)] Ended with exit code 0 [2023-11-19 05:17:31,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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 05:17:31,981 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:31,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:31,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1382688834, now seen corresponding path program 1 times [2023-11-19 05:17:31,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:31,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91449402] [2023-11-19 05:17:31,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:31,984 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 05:17:31,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:31,985 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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 05:17:32,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64b09aa5-1ac8-4992-9ef8-bd639826c595/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