./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh --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 23e743c29bf7bd3fd52f79b8f611991a407799bc4b89f741f336ef15333bb340 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:30:16,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:30:16,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:30:16,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:30:16,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:30:16,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:30:16,670 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:30:16,671 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:30:16,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:30:16,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:30:16,673 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:30:16,673 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:30:16,674 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:30:16,675 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:30:16,675 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:30:16,676 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:30:16,676 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:30:16,677 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:30:16,677 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:30:16,678 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:30:16,679 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:30:16,679 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:30:16,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:30:16,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:30:16,681 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:30:16,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:30:16,682 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:30:16,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:30:16,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:30:16,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:30:16,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:30:16,684 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:30:16,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:30:16,684 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:30:16,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:30:16,685 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:30:16,685 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:30:16,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:30:16,685 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:30:16,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:30:16,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:30:16,686 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:30:16,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:30:16,686 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:30:16,687 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:30:16,687 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:30:16,687 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:30:16,687 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_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23e743c29bf7bd3fd52f79b8f611991a407799bc4b89f741f336ef15333bb340 [2023-12-02 19:30:16,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:30:16,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:30:16,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:30:16,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:30:16,941 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:30:16,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i [2023-12-02 19:30:19,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:30:19,990 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:30:19,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i [2023-12-02 19:30:20,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data/70352105a/cd45230289504cf2878dbff650561584/FLAGc36e32560 [2023-12-02 19:30:20,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data/70352105a/cd45230289504cf2878dbff650561584 [2023-12-02 19:30:20,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:30:20,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:30:20,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:30:20,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:30:20,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:30:20,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce8242c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20, skipping insertion in model container [2023-12-02 19:30:20,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,068 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:30:20,193 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_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i[916,929] [2023-12-02 19:30:20,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:30:20,301 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:30:20,312 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_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i[916,929] [2023-12-02 19:30:20,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:30:20,374 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:30:20,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20 WrapperNode [2023-12-02 19:30:20,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:30:20,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:30:20,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:30:20,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:30:20,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,447 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 266 [2023-12-02 19:30:20,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:30:20,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:30:20,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:30:20,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:30:20,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:30:20,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:30:20,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:30:20,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:30:20,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (1/1) ... [2023-12-02 19:30:20,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:30:20,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:30:20,549 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:30:20,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:30:20,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:30:20,591 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:30:20,591 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:30:20,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:30:20,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:30:20,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:30:20,698 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:30:20,700 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:30:21,212 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:30:21,663 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:30:21,663 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:30:21,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:30:21 BoogieIcfgContainer [2023-12-02 19:30:21,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:30:21,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:30:21,668 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:30:21,671 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:30:21,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:30:20" (1/3) ... [2023-12-02 19:30:21,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670190cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:30:21, skipping insertion in model container [2023-12-02 19:30:21,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:20" (2/3) ... [2023-12-02 19:30:21,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670190cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:30:21, skipping insertion in model container [2023-12-02 19:30:21,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:30:21" (3/3) ... [2023-12-02 19:30:21,674 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-70.i [2023-12-02 19:30:21,694 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:30:21,694 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:30:21,748 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:30:21,756 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;@28e37f49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:30:21,756 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:30:21,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 19:30:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 19:30:21,775 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:30:21,776 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:30:21,777 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:30:21,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:30:21,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1354793291, now seen corresponding path program 1 times [2023-12-02 19:30:21,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:30:21,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374754685] [2023-12-02 19:30:21,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:30:21,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:30:21,991 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:30:21,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1897240945] [2023-12-02 19:30:21,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:30:21,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:30:21,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:30:21,994 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:30:21,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:30:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:30:22,279 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:30:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:30:22,529 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:30:22,532 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:30:22,533 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:30:22,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:30:22,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 19:30:22,741 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:30:22,745 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:30:22,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:30:22 BoogieIcfgContainer [2023-12-02 19:30:22,870 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:30:22,870 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:30:22,870 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:30:22,871 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:30:22,871 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:30:21" (3/4) ... [2023-12-02 19:30:22,873 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:30:22,874 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:30:22,876 INFO L158 Benchmark]: Toolchain (without parser) took 2855.96ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 94.0MB in the beginning and 79.6MB in the end (delta: 14.5MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2023-12-02 19:30:22,876 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 140.5MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:30:22,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.32ms. Allocated memory is still 140.5MB. Free memory was 93.5MB in the beginning and 76.1MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 19:30:22,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.12ms. Allocated memory is still 140.5MB. Free memory was 76.1MB in the beginning and 68.9MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 19:30:22,878 INFO L158 Benchmark]: Boogie Preprocessor took 64.88ms. Allocated memory is still 140.5MB. Free memory was 68.9MB in the beginning and 65.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:30:22,879 INFO L158 Benchmark]: RCFGBuilder took 1150.75ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 65.7MB in the beginning and 145.6MB in the end (delta: -79.9MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-12-02 19:30:22,880 INFO L158 Benchmark]: TraceAbstraction took 1202.47ms. Allocated memory is still 188.7MB. Free memory was 145.6MB in the beginning and 79.6MB in the end (delta: 66.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-12-02 19:30:22,880 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 188.7MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:30:22,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 140.5MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.32ms. Allocated memory is still 140.5MB. Free memory was 93.5MB in the beginning and 76.1MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.12ms. Allocated memory is still 140.5MB. Free memory was 76.1MB in the beginning and 68.9MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.88ms. Allocated memory is still 140.5MB. Free memory was 68.9MB in the beginning and 65.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1150.75ms. Allocated memory was 140.5MB in the beginning and 188.7MB in the end (delta: 48.2MB). Free memory was 65.7MB in the beginning and 145.6MB in the end (delta: -79.9MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1202.47ms. Allocated memory is still 188.7MB. Free memory was 145.6MB in the beginning and 79.6MB in the end (delta: 66.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 188.7MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 118, overapproximation of shiftRight at line 123, overapproximation of someBinaryArithmeticDOUBLEoperation at line 105, overapproximation of someBinaryFLOATComparisonOperation at line 203, overapproximation of bitwiseOr at line 87, overapproximation of someUnaryDOUBLEoperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 131. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 31.7; [L23] double var_1_3 = 1.0350000000000001; [L24] unsigned short int var_1_4 = 8; [L25] signed short int var_1_12 = -128; [L26] signed short int var_1_13 = 8; [L27] float var_1_14 = 9.6; [L28] signed long int var_1_15 = -5; [L29] float var_1_16 = 128.6; [L30] double var_1_17 = 5.75; [L31] double var_1_18 = 1.25; [L32] float var_1_19 = 100.4; [L33] float var_1_20 = 64.5; [L34] double var_1_21 = 5.4; [L35] unsigned short int var_1_22 = 256; [L36] signed short int var_1_23 = 16; [L37] unsigned char var_1_24 = 128; [L38] unsigned char var_1_25 = 10; [L39] unsigned char var_1_26 = 1; [L40] unsigned char var_1_27 = 0; [L41] unsigned char var_1_28 = 1; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 8; [L44] unsigned char var_1_31 = 128; [L45] unsigned char var_1_32 = 128; [L46] unsigned char var_1_33 = 128; [L47] unsigned char var_1_34 = 1; [L48] unsigned char var_1_35 = 0; [L49] unsigned char var_1_36 = 64; [L50] signed long int var_1_37 = 10; [L51] unsigned short int var_1_38 = 25; [L52] unsigned short int var_1_39 = 59136; [L53] unsigned short int var_1_40 = 43689; [L54] double var_1_41 = 4.1; [L55] signed short int last_1_var_1_12 = -128; [L56] signed long int last_1_var_1_15 = -5; [L57] signed short int last_1_var_1_23 = 16; [L58] unsigned char last_1_var_1_26 = 1; [L59] unsigned char last_1_var_1_30 = 8; [L60] signed long int last_1_var_1_37 = 10; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L195] last_1_var_1_12 = var_1_12 [L196] last_1_var_1_15 = var_1_15 [L197] last_1_var_1_23 = var_1_23 [L198] last_1_var_1_26 = var_1_26 [L199] last_1_var_1_30 = var_1_30 [L200] last_1_var_1_37 = var_1_37 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L141] var_1_3 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=8, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=8, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L143] var_1_13 = __VERIFIER_nondet_short() [L144] CALL assume_abort_if_not(var_1_13 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_13 >= -32766) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L145] CALL assume_abort_if_not(var_1_13 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 <= 32766) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L146] var_1_17 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L148] var_1_18 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L150] var_1_19 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L152] var_1_20 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L154] var_1_24 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_24 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_24 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L156] CALL assume_abort_if_not(var_1_24 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_24 <= 255) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L157] var_1_25 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L159] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L160] var_1_27 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L162] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L163] var_1_28 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L165] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L166] var_1_29 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L168] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L169] var_1_31 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_31 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L171] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L174] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L175] var_1_33 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L177] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L178] var_1_34 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L180] CALL assume_abort_if_not(var_1_34 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_34 <= 64) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L181] var_1_35 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L183] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L184] var_1_36 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_36 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_36 >= 63) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L186] CALL assume_abort_if_not(var_1_36 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 <= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L187] var_1_39 = __VERIFIER_nondet_ushort() [L188] CALL assume_abort_if_not(var_1_39 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_39 >= 49150) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L189] CALL assume_abort_if_not(var_1_39 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_39 <= 65534) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L190] var_1_40 = __VERIFIER_nondet_ushort() [L191] CALL assume_abort_if_not(var_1_40 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_40 >= 32767) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L192] CALL assume_abort_if_not(var_1_40 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_40 <= 65534) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=10, var_1_38=25, var_1_39=65534, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L211] RET updateVariables() [L212] CALL step() [L64] COND FALSE !(var_1_18 < var_1_19) [L67] COND TRUE \read(var_1_29) [L68] COND FALSE !(! last_1_var_1_26) [L71] var_1_38 = last_1_var_1_30 [L77] signed long int stepLocal_0 = last_1_var_1_23; [L78] COND FALSE !(! last_1_var_1_26) [L85] var_1_4 = last_1_var_1_12 [L87] EXPR (~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30) [L87] signed long int stepLocal_3 = (~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30); [L88] COND TRUE stepLocal_3 > 8 [L89] COND TRUE \read(var_1_27) [L90] var_1_26 = (var_1_28 && var_1_29) [L93] COND TRUE last_1_var_1_26 && (last_1_var_1_37 > var_1_13) [L94] var_1_30 = (((((var_1_31) < (((((var_1_32) > (var_1_33)) ? (var_1_32) : (var_1_33))))) ? (var_1_31) : (((((var_1_32) > (var_1_33)) ? (var_1_32) : (var_1_33)))))) - ((((var_1_25) > ((var_1_34 + var_1_35))) ? (var_1_25) : ((var_1_34 + var_1_35))))) [L104] COND TRUE \read(var_1_26) [L105] var_1_1 = (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) [L109] COND TRUE \read(var_1_26) [L110] var_1_14 = var_1_3 [L112] var_1_21 = ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) [L113] var_1_41 = 16.625 [L114] unsigned short int stepLocal_4 = var_1_38; [L115] COND TRUE stepLocal_4 > ((var_1_24 + var_1_36) - var_1_30) [L116] var_1_37 = var_1_24 [L118] EXPR var_1_30 << var_1_37 [L118] COND TRUE 0 <= (var_1_30 << var_1_37) [L119] COND TRUE var_1_20 > var_1_41 [L120] var_1_22 = var_1_30 [L123] EXPR var_1_30 >> var_1_38 [L123] signed long int stepLocal_2 = var_1_30 >> var_1_38; [L124] COND FALSE !((var_1_24 - var_1_25) > stepLocal_2) [L127] COND FALSE !(var_1_30 >= var_1_4) [L130] COND TRUE (var_1_17 - var_1_18) > var_1_21 [L131] var_1_16 = (var_1_19 + var_1_20) [L133] unsigned char stepLocal_1 = var_1_30; [L134] COND FALSE !(stepLocal_1 < var_1_22) [L137] var_1_15 = ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR (((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1) [L203] EXPR ((((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1)) && (((var_1_24 - var_1_25) > (var_1_30 >> var_1_38)) ? (var_1_23 == ((signed short int) (((((var_1_25 - var_1_30)) > (var_1_38)) ? ((var_1_25 - var_1_30)) : (var_1_38))))) : 1) [L203] EXPR (((((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1)) && (((var_1_24 - var_1_25) > (var_1_30 >> var_1_38)) ? (var_1_23 == ((signed short int) (((((var_1_25 - var_1_30)) > (var_1_38)) ? ((var_1_25 - var_1_30)) : (var_1_38))))) : 1)) && ((((~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30)) > 8) ? (var_1_27 ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : 1) : 1) [L203-L204] return (((((((((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1)) && (((var_1_24 - var_1_25) > (var_1_30 >> var_1_38)) ? (var_1_23 == ((signed short int) (((((var_1_25 - var_1_30)) > (var_1_38)) ? ((var_1_25 - var_1_30)) : (var_1_38))))) : 1)) && ((((~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30)) > 8) ? (var_1_27 ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : 1) : 1)) && ((last_1_var_1_26 && (last_1_var_1_37 > var_1_13)) ? (var_1_30 == ((unsigned char) (((((var_1_31) < (((((var_1_32) > (var_1_33)) ? (var_1_32) : (var_1_33))))) ? (var_1_31) : (((((var_1_32) > (var_1_33)) ? (var_1_32) : (var_1_33)))))) - ((((var_1_25) > ((var_1_34 + var_1_35))) ? (var_1_25) : ((var_1_34 + var_1_35))))))) : (last_1_var_1_26 ? ((var_1_3 >= ((((- var_1_18) < 0 ) ? -(- var_1_18) : (- var_1_18)))) ? (var_1_30 == ((unsigned char) (var_1_31 - (var_1_36 - var_1_35)))) : (var_1_30 == ((unsigned char) (((((8) < 0 ) ? -(8) : (8))) + var_1_36)))) : 1))) && ((var_1_38 > ((var_1_24 + var_1_36) - var_1_30)) ? (var_1_37 == ((signed long int) var_1_24)) : 1)) && ((var_1_18 < var_1_19) ? (var_1_38 == ((unsigned short int) ((((((var_1_39 - last_1_var_1_15) - var_1_35)) > ((var_1_40 - ((((last_1_var_1_30) < 0 ) ? -(last_1_var_1_30) : (last_1_var_1_30)))))) ? (((var_1_39 - last_1_var_1_15) - var_1_35)) : ((var_1_40 - ((((last_1_var_1_30) < 0 ) ? -(last_1_var_1_30) : (last_1_var_1_30))))))))) : (var_1_29 ? ((! last_1_var_1_26) ? (var_1_38 == ((unsigned short int) last_1_var_1_30)) : (var_1_38 == ((unsigned short int) last_1_var_1_30))) : (var_1_38 == ((unsigned short int) last_1_var_1_15))))) && (var_1_41 == ((double) 16.625)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=2, var_1_15=183, var_1_16=643/5, var_1_1=0, var_1_21=3, var_1_22=183, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=183, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=127, var_1_38=8, var_1_39=65534, var_1_3=2, var_1_40=65534, var_1_41=133/8, var_1_4=65408] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=9, var_1_14=2, var_1_15=183, var_1_16=643/5, var_1_1=0, var_1_21=3, var_1_22=183, var_1_23=16, var_1_24=127, var_1_25=71, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=183, var_1_31=254, var_1_32=254, var_1_33=253, var_1_34=64, var_1_35=7, var_1_36=63, var_1_37=127, var_1_38=8, var_1_39=65534, var_1_3=2, var_1_40=65534, var_1_41=133/8, var_1_4=65408] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 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 [2023-12-02 19:30:22,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh --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 23e743c29bf7bd3fd52f79b8f611991a407799bc4b89f741f336ef15333bb340 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:30:24,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:30:24,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:30:24,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:30:24,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:30:24,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:30:24,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:30:24,972 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:30:24,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:30:24,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:30:24,974 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:30:24,974 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:30:24,975 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:30:24,975 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:30:24,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:30:24,976 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:30:24,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:30:24,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:30:24,979 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:30:24,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:30:24,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:30:24,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:30:24,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:30:24,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:30:24,985 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:30:24,985 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:30:24,986 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:30:24,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:30:24,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:30:24,987 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:30:24,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:30:24,988 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:30:24,988 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:30:24,988 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:30:24,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:30:24,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:30:24,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:30:24,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:30:24,989 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:30:24,990 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:30:24,990 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:30:24,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:30:24,991 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:30:24,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:30:24,991 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_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23e743c29bf7bd3fd52f79b8f611991a407799bc4b89f741f336ef15333bb340 [2023-12-02 19:30:25,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:30:25,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:30:25,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:30:25,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:30:25,313 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:30:25,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i [2023-12-02 19:30:28,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:30:28,296 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:30:28,296 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i [2023-12-02 19:30:28,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data/7074d7d2f/e3bd04fa67a0475badd268d115a0596e/FLAG2a0d35b3a [2023-12-02 19:30:28,321 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/data/7074d7d2f/e3bd04fa67a0475badd268d115a0596e [2023-12-02 19:30:28,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:30:28,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:30:28,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:30:28,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:30:28,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:30:28,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fefdc69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28, skipping insertion in model container [2023-12-02 19:30:28,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,380 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:30:28,542 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_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i[916,929] [2023-12-02 19:30:28,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:30:28,646 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:30:28,660 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_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-70.i[916,929] [2023-12-02 19:30:28,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:30:28,729 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:30:28,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28 WrapperNode [2023-12-02 19:30:28,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:30:28,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:30:28,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:30:28,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:30:28,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,793 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-12-02 19:30:28,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:30:28,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:30:28,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:30:28,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:30:28,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:30:28,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:30:28,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:30:28,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:30:28,846 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (1/1) ... [2023-12-02 19:30:28,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:30:28,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:30:28,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:30:28,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:30:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:30:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:30:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:30:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:30:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:30:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:30:29,052 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:30:29,055 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:30:32,417 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:30:32,477 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:30:32,477 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:30:32,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:30:32 BoogieIcfgContainer [2023-12-02 19:30:32,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:30:32,481 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:30:32,481 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:30:32,483 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:30:32,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:30:28" (1/3) ... [2023-12-02 19:30:32,484 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@112b1b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:30:32, skipping insertion in model container [2023-12-02 19:30:32,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:28" (2/3) ... [2023-12-02 19:30:32,485 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@112b1b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:30:32, skipping insertion in model container [2023-12-02 19:30:32,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:30:32" (3/3) ... [2023-12-02 19:30:32,486 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-70.i [2023-12-02 19:30:32,504 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:30:32,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:30:32,550 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:30:32,556 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;@6e65d0cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:30:32,556 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:30:32,560 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 19:30:32,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 19:30:32,580 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:30:32,581 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:30:32,581 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:30:32,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:30:32,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1877675673, now seen corresponding path program 1 times [2023-12-02 19:30:32,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:30:32,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [252923071] [2023-12-02 19:30:32,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:30:32,604 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 [2023-12-02 19:30:32,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:30:32,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:30:32,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:30:33,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:30:33,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:30:33,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:30:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-12-02 19:30:33,277 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:30:33,278 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:30:33,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [252923071] [2023-12-02 19:30:33,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [252923071] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:30:33,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:30:33,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:30:33,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734911533] [2023-12-02 19:30:33,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:30:33,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:30:33,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:30:33,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:30:33,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:30:33,323 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 19:30:35,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:30:35,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:30:35,537 INFO L93 Difference]: Finished difference Result 175 states and 317 transitions. [2023-12-02 19:30:35,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:30:35,569 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 206 [2023-12-02 19:30:35,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:30:35,577 INFO L225 Difference]: With dead ends: 175 [2023-12-02 19:30:35,578 INFO L226 Difference]: Without dead ends: 87 [2023-12-02 19:30:35,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:30:35,586 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 19:30:35,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 19:30:35,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-12-02 19:30:35,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-12-02 19:30:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 19:30:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-12-02 19:30:35,638 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 206 [2023-12-02 19:30:35,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:30:35,639 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-12-02 19:30:35,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 19:30:35,639 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-12-02 19:30:35,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 19:30:35,645 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:30:35,645 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:30:35,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:30:35,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:30:35,849 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:30:35,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:30:35,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1626826273, now seen corresponding path program 1 times [2023-12-02 19:30:35,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:30:35,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [271631433] [2023-12-02 19:30:35,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:30:35,851 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 [2023-12-02 19:30:35,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:30:35,853 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:30:35,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 19:30:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:30:36,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 19:30:36,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:30:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 19:30:39,747 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:30:39,747 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:30:39,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [271631433] [2023-12-02 19:30:39,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [271631433] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:30:39,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:30:39,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 19:30:39,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237406836] [2023-12-02 19:30:39,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:30:39,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:30:39,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:30:39,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:30:39,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:30:39,753 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:30:42,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:30:44,784 WARN L539 Checker$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 [] [2023-12-02 19:30:46,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:30:48,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:30:50,360 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 [] [2023-12-02 19:30:50,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:30:50,361 INFO L93 Difference]: Finished difference Result 272 states and 434 transitions. [2023-12-02 19:30:50,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 19:30:50,397 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 206 [2023-12-02 19:30:50,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:30:50,401 INFO L225 Difference]: With dead ends: 272 [2023-12-02 19:30:50,401 INFO L226 Difference]: Without dead ends: 186 [2023-12-02 19:30:50,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 19:30:50,403 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 133 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 67 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-12-02 19:30:50,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 508 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 63 Invalid, 4 Unknown, 0 Unchecked, 10.4s Time] [2023-12-02 19:30:50,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2023-12-02 19:30:50,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 152. [2023-12-02 19:30:50,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 83 states have (on average 1.3012048192771084) internal successors, (108), 83 states have internal predecessors, (108), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-12-02 19:30:50,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 240 transitions. [2023-12-02 19:30:50,456 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 240 transitions. Word has length 206 [2023-12-02 19:30:50,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:30:50,458 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 240 transitions. [2023-12-02 19:30:50,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:30:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 240 transitions. [2023-12-02 19:30:50,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 19:30:50,463 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:30:50,463 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:30:50,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 19:30:50,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:30:50,672 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:30:50,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:30:50,673 INFO L85 PathProgramCache]: Analyzing trace with hash -694657874, now seen corresponding path program 1 times [2023-12-02 19:30:50,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:30:50,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [642169863] [2023-12-02 19:30:50,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:30:50,674 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 [2023-12-02 19:30:50,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:30:50,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:30:50,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 19:30:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:30:51,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:30:51,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:30:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 746 proven. 75 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2023-12-02 19:30:51,762 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:30:51,953 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:30:51,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [642169863] [2023-12-02 19:30:51,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [642169863] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:30:51,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [640228481] [2023-12-02 19:30:51,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:30:51,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:30:51,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:30:51,958 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:30:51,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 19:30:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:30:53,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 19:30:53,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:30:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 19:30:54,734 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:30:54,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [640228481] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:30:54,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 19:30:54,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2023-12-02 19:30:54,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900668694] [2023-12-02 19:30:54,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:30:54,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:30:54,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:30:54,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:30:54,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2023-12-02 19:30:54,738 INFO L87 Difference]: Start difference. First operand 152 states and 240 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:30:57,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:30:59,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:01,330 WARN L539 Checker$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 [] [2023-12-02 19:31:02,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:05,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:07,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:07,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:31:07,246 INFO L93 Difference]: Finished difference Result 421 states and 664 transitions. [2023-12-02 19:31:07,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 19:31:07,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2023-12-02 19:31:07,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:31:07,287 INFO L225 Difference]: With dead ends: 421 [2023-12-02 19:31:07,287 INFO L226 Difference]: Without dead ends: 335 [2023-12-02 19:31:07,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-12-02 19:31:07,289 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 244 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 133 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2023-12-02 19:31:07,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 629 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 32 Invalid, 4 Unknown, 0 Unchecked, 12.4s Time] [2023-12-02 19:31:07,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2023-12-02 19:31:07,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 253. [2023-12-02 19:31:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 150 states have (on average 1.3733333333333333) internal successors, (206), 150 states have internal predecessors, (206), 99 states have call successors, (99), 3 states have call predecessors, (99), 3 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-12-02 19:31:07,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 404 transitions. [2023-12-02 19:31:07,375 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 404 transitions. Word has length 207 [2023-12-02 19:31:07,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:31:07,376 INFO L495 AbstractCegarLoop]: Abstraction has 253 states and 404 transitions. [2023-12-02 19:31:07,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:31:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 404 transitions. [2023-12-02 19:31:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 19:31:07,380 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:31:07,380 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:31:07,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 19:31:07,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 19:31:07,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:31:07,782 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:31:07,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:31:07,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1080349488, now seen corresponding path program 1 times [2023-12-02 19:31:07,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:31:07,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1042650043] [2023-12-02 19:31:07,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:31:07,783 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 [2023-12-02 19:31:07,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:31:07,784 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:31:07,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 (6)] Waiting until timeout for monitored process [2023-12-02 19:31:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:31:08,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:31:08,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:31:08,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 746 proven. 75 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2023-12-02 19:31:08,885 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:31:09,038 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:31:09,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1042650043] [2023-12-02 19:31:09,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1042650043] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:31:09,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1655937110] [2023-12-02 19:31:09,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:31:09,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:31:09,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:31:09,041 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:31:09,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 19:31:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:31:10,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:31:10,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:31:11,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 746 proven. 75 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2023-12-02 19:31:11,223 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:31:11,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1655937110] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:31:11,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548112127] [2023-12-02 19:31:11,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:31:11,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:31:11,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:31:11,305 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:31:11,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 19:31:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:31:11,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:31:11,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:31:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 746 proven. 75 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2023-12-02 19:31:12,160 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:31:12,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548112127] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:31:12,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 19:31:12,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2023-12-02 19:31:12,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865094465] [2023-12-02 19:31:12,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 19:31:12,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 19:31:12,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:31:12,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 19:31:12,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-12-02 19:31:12,257 INFO L87 Difference]: Start difference. First operand 253 states and 404 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 19:31:15,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:17,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:18,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:19,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:31:19,471 INFO L93 Difference]: Finished difference Result 653 states and 1027 transitions. [2023-12-02 19:31:19,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-02 19:31:19,472 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2023-12-02 19:31:19,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:31:19,478 INFO L225 Difference]: With dead ends: 653 [2023-12-02 19:31:19,478 INFO L226 Difference]: Without dead ends: 468 [2023-12-02 19:31:19,479 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 698 GetRequests, 682 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2023-12-02 19:31:19,480 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 132 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 70 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-12-02 19:31:19,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 525 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 419 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2023-12-02 19:31:19,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2023-12-02 19:31:19,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 456. [2023-12-02 19:31:19,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 280 states have (on average 1.3714285714285714) internal successors, (384), 280 states have internal predecessors, (384), 165 states have call successors, (165), 10 states have call predecessors, (165), 10 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2023-12-02 19:31:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 714 transitions. [2023-12-02 19:31:19,562 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 714 transitions. Word has length 207 [2023-12-02 19:31:19,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:31:19,563 INFO L495 AbstractCegarLoop]: Abstraction has 456 states and 714 transitions. [2023-12-02 19:31:19,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 19:31:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 714 transitions. [2023-12-02 19:31:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 19:31:19,567 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:31:19,568 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:31:19,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 (6)] Ended with exit code 0 [2023-12-02 19:31:19,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 19:31:19,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-02 19:31:20,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:31:20,177 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:31:20,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:31:20,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1781414066, now seen corresponding path program 1 times [2023-12-02 19:31:20,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:31:20,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1284855406] [2023-12-02 19:31:20,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:31:20,178 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 [2023-12-02 19:31:20,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:31:20,179 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:31:20,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 (9)] Waiting until timeout for monitored process [2023-12-02 19:31:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:31:20,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 19:31:20,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:31:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 19:31:21,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:31:21,327 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:31:21,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1284855406] [2023-12-02 19:31:21,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1284855406] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:31:21,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:31:21,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:31:21,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729184935] [2023-12-02 19:31:21,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:31:21,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:31:21,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:31:21,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:31:21,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:31:21,330 INFO L87 Difference]: Start difference. First operand 456 states and 714 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:31:23,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:25,470 WARN L539 Checker$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 [] [2023-12-02 19:31:26,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:26,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:31:26,931 INFO L93 Difference]: Finished difference Result 842 states and 1321 transitions. [2023-12-02 19:31:26,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:31:26,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2023-12-02 19:31:26,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:31:26,935 INFO L225 Difference]: With dead ends: 842 [2023-12-02 19:31:26,935 INFO L226 Difference]: Without dead ends: 458 [2023-12-02 19:31:26,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 19:31:26,937 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 35 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 283 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-12-02 19:31:26,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 283 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 5.5s Time] [2023-12-02 19:31:26,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2023-12-02 19:31:26,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 265. [2023-12-02 19:31:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 159 states have (on average 1.3333333333333333) internal successors, (212), 159 states have internal predecessors, (212), 99 states have call successors, (99), 6 states have call predecessors, (99), 6 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-12-02 19:31:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 410 transitions. [2023-12-02 19:31:26,984 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 410 transitions. Word has length 207 [2023-12-02 19:31:26,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:31:26,985 INFO L495 AbstractCegarLoop]: Abstraction has 265 states and 410 transitions. [2023-12-02 19:31:26,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:31:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 410 transitions. [2023-12-02 19:31:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 19:31:26,986 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:31:26,986 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:31:26,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 (9)] Ended with exit code 0 [2023-12-02 19:31:27,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:31:27,187 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:31:27,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:31:27,188 INFO L85 PathProgramCache]: Analyzing trace with hash 974124087, now seen corresponding path program 1 times [2023-12-02 19:31:27,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:31:27,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1890227525] [2023-12-02 19:31:27,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:31:27,188 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 [2023-12-02 19:31:27,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:31:27,189 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:31:27,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 19:31:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:31:27,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:31:27,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:31:27,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 19:31:27,753 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:31:27,753 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:31:27,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1890227525] [2023-12-02 19:31:27,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1890227525] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:31:27,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:31:27,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 19:31:27,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961997216] [2023-12-02 19:31:27,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:31:27,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 19:31:27,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:31:27,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 19:31:27,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 19:31:27,755 INFO L87 Difference]: Start difference. First operand 265 states and 410 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:31:30,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:32,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:34,100 WARN L539 Checker$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 [] [2023-12-02 19:31:35,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:31:35,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:31:35,898 INFO L93 Difference]: Finished difference Result 651 states and 1014 transitions. [2023-12-02 19:31:35,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 19:31:35,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-12-02 19:31:35,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:31:35,907 INFO L225 Difference]: With dead ends: 651 [2023-12-02 19:31:35,907 INFO L226 Difference]: Without dead ends: 458 [2023-12-02 19:31:35,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:31:35,909 INFO L413 NwaCegarLoop]: 243 mSDtfsCounter, 128 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:31:35,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 536 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 8.0s Time] [2023-12-02 19:31:35,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2023-12-02 19:31:35,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 453. [2023-12-02 19:31:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 277 states have (on average 1.3465703971119134) internal successors, (373), 277 states have internal predecessors, (373), 165 states have call successors, (165), 10 states have call predecessors, (165), 10 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2023-12-02 19:31:35,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 703 transitions. [2023-12-02 19:31:35,998 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 703 transitions. Word has length 208 [2023-12-02 19:31:35,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:31:35,999 INFO L495 AbstractCegarLoop]: Abstraction has 453 states and 703 transitions. [2023-12-02 19:31:35,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 19:31:35,999 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 703 transitions. [2023-12-02 19:31:36,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 19:31:36,001 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:31:36,001 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:31:36,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Forceful destruction successful, exit code 0 [2023-12-02 19:31:36,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 19:31:36,201 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:31:36,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:31:36,202 INFO L85 PathProgramCache]: Analyzing trace with hash 974183669, now seen corresponding path program 1 times [2023-12-02 19:31:36,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:31:36,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1039928603] [2023-12-02 19:31:36,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:31:36,203 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 [2023-12-02 19:31:36,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:31:36,203 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 19:31:36,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f1e0af8-46e4-40c8-9ca6-f6dc79988a94/bin/utaipan-verify-nQ1chXbOIh/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 (11)] Waiting until timeout for monitored process [2023-12-02 19:31:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:31:36,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 19:31:36,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:33:52,709 WARN L293 SmtUtils]: Spent 21.89s on a formula simplification that was a NOOP. DAG size: 173 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:35:41,815 WARN L293 SmtUtils]: Spent 32.94s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:37:34,354 WARN L293 SmtUtils]: Spent 31.05s on a formula simplification that was a NOOP. DAG size: 186 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:39:08,400 WARN L293 SmtUtils]: Spent 25.80s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:42:00,838 WARN L293 SmtUtils]: Spent 31.21s on a formula simplification that was a NOOP. DAG size: 193 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:44:39,471 WARN L293 SmtUtils]: Spent 25.46s on a formula simplification that was a NOOP. DAG size: 207 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)