./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.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_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91 --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 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:08:29,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:08:29,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:08:29,758 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:08:29,759 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:08:29,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:08:29,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:08:29,822 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:08:29,823 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:08:29,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:08:29,829 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:08:29,830 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:08:29,830 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:08:29,832 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:08:29,832 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:08:29,833 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:08:29,833 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:08:29,833 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:08:29,834 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:08:29,841 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:08:29,842 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:08:29,842 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:08:29,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:08:29,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:08:29,844 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:08:29,845 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:08:29,845 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:08:29,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:08:29,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:08:29,846 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:08:29,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:08:29,848 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:08:29,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:08:29,848 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:08:29,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:08:29,848 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:08:29,849 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:08:29,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:29,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:08:29,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:08:29,850 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:08:29,850 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:08:29,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:08:29,850 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:08:29,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:08:29,851 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:08:29,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:08:29,851 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_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d [2023-11-25 00:08:30,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:08:30,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:08:30,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:08:30,186 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:08:30,186 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:08:30,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-25 00:08:33,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:08:33,721 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:08:33,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-25 00:08:33,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data/5188e9bde/eb8f8b5f9c15453bbd3133d67eab58cc/FLAG2d4fba1e2 [2023-11-25 00:08:33,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data/5188e9bde/eb8f8b5f9c15453bbd3133d67eab58cc [2023-11-25 00:08:33,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:08:33,761 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:08:33,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:33,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:08:33,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:08:33,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:33" (1/1) ... [2023-11-25 00:08:33,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2217abea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:33, skipping insertion in model container [2023-11-25 00:08:33,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:33" (1/1) ... [2023-11-25 00:08:33,837 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:08:34,002 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_f544d237-3a9b-4a35-8076-54a4f1f598ed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-25 00:08:34,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:34,144 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:08:34,156 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_f544d237-3a9b-4a35-8076-54a4f1f598ed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-25 00:08:34,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:34,240 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:08:34,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34 WrapperNode [2023-11-25 00:08:34,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:34,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:34,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:08:34,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:08:34,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,346 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-25 00:08:34,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:34,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:08:34,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:08:34,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:08:34,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,383 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,395 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:08:34,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:08:34,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:08:34,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:08:34,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (1/1) ... [2023-11-25 00:08:34,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:34,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:08:34,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:08:34,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:08:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:08:34,503 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:08:34,504 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:08:34,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:08:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:08:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:08:34,754 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:08:34,757 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:08:35,368 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:08:35,846 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:08:35,846 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:08:35,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:35 BoogieIcfgContainer [2023-11-25 00:08:35,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:08:35,851 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:08:35,851 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:08:35,855 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:08:35,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:08:33" (1/3) ... [2023-11-25 00:08:35,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332cd0f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:35, skipping insertion in model container [2023-11-25 00:08:35,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:34" (2/3) ... [2023-11-25 00:08:35,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@332cd0f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:35, skipping insertion in model container [2023-11-25 00:08:35,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:35" (3/3) ... [2023-11-25 00:08:35,860 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-25 00:08:35,881 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:08:35,882 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:08:35,948 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:08:35,957 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;@7bd3b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:08:35,958 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:08:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 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) [2023-11-25 00:08:35,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-25 00:08:35,981 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:35,982 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] [2023-11-25 00:08:35,983 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:35,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:35,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1393927629, now seen corresponding path program 1 times [2023-11-25 00:08:36,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:08:36,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073678093] [2023-11-25 00:08:36,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:36,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:08:36,282 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:08:36,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1148822355] [2023-11-25 00:08:36,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:36,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:08:36,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:08:36,287 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:08:36,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:08:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:08:36,713 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:08:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:08:37,275 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:08:37,277 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:08:37,279 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:08:37,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-25 00:08:37,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:08:37,500 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:08:37,508 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:08:37,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:08:37 BoogieIcfgContainer [2023-11-25 00:08:37,665 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:08:37,666 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:08:37,666 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:08:37,666 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:08:37,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:35" (3/4) ... [2023-11-25 00:08:37,669 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:08:37,670 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:08:37,672 INFO L158 Benchmark]: Toolchain (without parser) took 3910.86ms. Allocated memory was 157.3MB in the beginning and 199.2MB in the end (delta: 41.9MB). Free memory was 126.9MB in the beginning and 93.6MB in the end (delta: 33.3MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2023-11-25 00:08:37,672 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:08:37,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.09ms. Allocated memory is still 157.3MB. Free memory was 126.9MB in the beginning and 109.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-25 00:08:37,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.34ms. Allocated memory is still 157.3MB. Free memory was 109.7MB in the beginning and 105.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:08:37,674 INFO L158 Benchmark]: Boogie Preprocessor took 54.48ms. Allocated memory is still 157.3MB. Free memory was 105.5MB in the beginning and 102.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:08:37,675 INFO L158 Benchmark]: RCFGBuilder took 1445.45ms. Allocated memory was 157.3MB in the beginning and 199.2MB in the end (delta: 41.9MB). Free memory was 102.6MB in the beginning and 155.5MB in the end (delta: -52.9MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2023-11-25 00:08:37,676 INFO L158 Benchmark]: TraceAbstraction took 1814.49ms. Allocated memory is still 199.2MB. Free memory was 155.5MB in the beginning and 93.6MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-25 00:08:37,676 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 199.2MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:08:37,680 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.09ms. Allocated memory is still 157.3MB. Free memory was 126.9MB in the beginning and 109.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.34ms. Allocated memory is still 157.3MB. Free memory was 109.7MB in the beginning and 105.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.48ms. Allocated memory is still 157.3MB. Free memory was 105.5MB in the beginning and 102.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1445.45ms. Allocated memory was 157.3MB in the beginning and 199.2MB in the end (delta: 41.9MB). Free memory was 102.6MB in the beginning and 155.5MB in the end (delta: -52.9MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1814.49ms. Allocated memory is still 199.2MB. Free memory was 155.5MB in the beginning and 93.6MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 199.2MB. Free memory is still 93.6MB. 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 someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 5; [L23] signed char var_1_3 = -32; [L24] unsigned long int var_1_6 = 10; [L25] unsigned short int var_1_11 = 32; [L26] unsigned short int var_1_13 = 10; [L27] unsigned short int var_1_14 = 0; [L28] signed short int var_1_15 = -128; [L29] signed short int var_1_16 = 4; [L30] signed short int var_1_17 = 128; [L31] double var_1_18 = 0.6; [L32] double var_1_19 = 4.3; [L33] double var_1_20 = 64.2; [L34] double var_1_21 = 200.6; [L35] unsigned long int var_1_22 = 100000; [L36] unsigned long int var_1_23 = 32; [L37] unsigned long int var_1_24 = 1251238951; [L38] unsigned long int var_1_25 = 3528560962; [L39] unsigned char var_1_26 = 0; [L40] unsigned long int var_1_27 = 3248462006; [L41] unsigned char var_1_28 = 1; [L42] unsigned char var_1_29 = 0; [L43] signed char var_1_30 = -4; [L44] signed char var_1_31 = 2; [L45] signed char var_1_32 = 100; [L46] signed char var_1_33 = -32; [L47] signed char var_1_34 = -8; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 0; [L50] signed char var_1_37 = -25; [L51] signed char var_1_38 = 8; [L52] unsigned long int last_1_var_1_6 = 10; [L53] unsigned short int last_1_var_1_11 = 32; [L54] unsigned short int last_1_var_1_14 = 0; [L55] unsigned long int last_1_var_1_22 = 100000; [L56] unsigned char last_1_var_1_26 = 0; [L57] unsigned char last_1_var_1_35 = 1; [L233] isInitial = 1 [L234] FCALL initially() [L235] COND TRUE 1 [L236] CALL updateLastVariables() [L221] last_1_var_1_6 = var_1_6 [L222] last_1_var_1_11 = var_1_11 [L223] last_1_var_1_14 = var_1_14 [L224] last_1_var_1_22 = var_1_22 [L225] last_1_var_1_26 = var_1_26 [L226] last_1_var_1_35 = var_1_35 [L236] RET updateLastVariables() [L237] CALL updateVariables() [L168] var_1_3 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_3 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_3 >= -126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L170] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L171] var_1_13 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L173] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L174] var_1_16 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L176] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L177] var_1_17 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L179] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L180] var_1_19 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L182] var_1_20 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L184] var_1_21 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L186] var_1_24 = __VERIFIER_nondet_ulong() [L187] CALL assume_abort_if_not(var_1_24 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_24 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L188] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L189] var_1_25 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_25 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_25 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L191] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L192] var_1_27 = __VERIFIER_nondet_ulong() [L193] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L194] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L195] var_1_28 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L197] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L198] var_1_29 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L200] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L201] var_1_31 = __VERIFIER_nondet_char() [L202] CALL assume_abort_if_not(var_1_31 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_31 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L203] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L204] var_1_32 = __VERIFIER_nondet_char() [L205] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L206] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L207] var_1_33 = __VERIFIER_nondet_char() [L208] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L209] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L210] var_1_34 = __VERIFIER_nondet_char() [L211] CALL assume_abort_if_not(var_1_34 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_34 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L212] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L213] var_1_36 = __VERIFIER_nondet_uchar() [L214] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L215] CALL assume_abort_if_not(var_1_36 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not(var_1_36 <= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=-1, var_1_6=10] [L216] var_1_38 = __VERIFIER_nondet_char() [L217] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L217] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L218] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L20] COND FALSE !(!cond) [L218] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=5, var_1_17=0, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=2147483647, var_1_25=4294967291, var_1_26=0, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=-1, var_1_6=10] [L237] RET updateVariables() [L238] CALL step() [L61] signed long int stepLocal_5 = last_1_var_1_14; [L62] COND TRUE last_1_var_1_6 > stepLocal_5 [L63] var_1_23 = (var_1_16 + (var_1_24 - var_1_13)) [L69] unsigned long int stepLocal_2 = last_1_var_1_22 + last_1_var_1_22; [L70] unsigned char stepLocal_1 = last_1_var_1_26; [L71] unsigned long int stepLocal_0 = last_1_var_1_22; [L72] COND FALSE !(last_1_var_1_14 > stepLocal_2) [L81] var_1_11 = var_1_13 [L83] var_1_14 = var_1_13 [L84] var_1_18 = ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) [L85] signed long int stepLocal_4 = 0; [L86] unsigned short int stepLocal_3 = var_1_13; [L87] COND TRUE var_1_14 <= stepLocal_3 [L88] COND FALSE !(stepLocal_4 >= var_1_23) [L91] var_1_22 = var_1_13 [L94] unsigned short int stepLocal_7 = var_1_13; [L95] unsigned long int stepLocal_6 = var_1_25; [L96] COND TRUE stepLocal_6 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22) [L97] var_1_26 = (var_1_28 && var_1_29) [L107] COND TRUE \read(var_1_26) [L108] var_1_35 = (! var_1_36) [L112] COND TRUE \read(var_1_35) [L113] var_1_6 = ((((8u) > (var_1_11)) ? (8u) : (var_1_11))) [L119] COND TRUE \read(var_1_26) [L120] var_1_1 = (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))) [L132] COND TRUE \read(var_1_35) [L133] var_1_15 = (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))) [L137] unsigned short int stepLocal_10 = var_1_11; [L138] unsigned char stepLocal_9 = var_1_26; [L139] signed long int stepLocal_8 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32; [L140] COND FALSE !(var_1_6 < stepLocal_10) [L147] COND TRUE stepLocal_8 <= var_1_34 [L148] COND FALSE !(stepLocal_9 && ((var_1_11 * var_1_22) <= var_1_6)) [L151] var_1_30 = var_1_33 [L155] unsigned short int stepLocal_12 = var_1_13; [L156] unsigned char stepLocal_11 = var_1_35; [L157] COND TRUE stepLocal_11 && var_1_28 [L158] COND TRUE stepLocal_12 != var_1_27 [L159] var_1_37 = ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))) [L238] RET step() [L239] CALL, EXPR property() [L229-L230] return (((((((((((var_1_26 ? (var_1_1 == ((signed char) (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))))) : (var_1_35 ? (var_1_26 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_3))) : (var_1_1 == ((signed char) var_1_3)))) && (var_1_35 ? (var_1_6 == ((unsigned long int) ((((8u) > (var_1_11)) ? (8u) : (var_1_11))))) : ((var_1_11 > var_1_14) ? (var_1_6 == ((unsigned long int) ((((var_1_14) > ((3173943110u - var_1_11))) ? (var_1_14) : ((3173943110u - var_1_11)))))) : 1))) && ((last_1_var_1_14 > (last_1_var_1_22 + last_1_var_1_22)) ? ((last_1_var_1_11 != last_1_var_1_22) ? ((last_1_var_1_26 && last_1_var_1_26) ? (var_1_11 == ((unsigned short int) var_1_13)) : (var_1_11 == ((unsigned short int) var_1_13))) : 1) : (var_1_11 == ((unsigned short int) var_1_13)))) && (var_1_14 == ((unsigned short int) var_1_13))) && (var_1_35 ? (var_1_15 == ((signed short int) (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))))) : (var_1_15 == ((signed short int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))))) && (var_1_18 == ((double) ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))))))) && ((var_1_14 <= var_1_13) ? ((0 >= var_1_23) ? (var_1_22 == ((unsigned long int) var_1_11)) : (var_1_22 == ((unsigned long int) var_1_13))) : 1)) && ((last_1_var_1_6 > last_1_var_1_14) ? (var_1_23 == ((unsigned long int) (var_1_16 + (var_1_24 - var_1_13)))) : (last_1_var_1_35 ? (var_1_23 == ((unsigned long int) (var_1_25 - (1448097314u - var_1_13)))) : 1))) && ((var_1_25 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22)) ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : (var_1_28 ? ((var_1_11 <= var_1_13) ? (var_1_26 == ((unsigned char) var_1_29)) : (var_1_26 == ((unsigned char) var_1_29))) : 1))) && ((var_1_6 < var_1_11) ? ((((((var_1_18) < (3.75f)) ? (var_1_18) : (3.75f))) >= var_1_20) ? (var_1_30 == ((signed char) ((((var_1_3) > (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32)))))) ? (var_1_3) : (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32))))))))) : (var_1_30 == ((signed char) ((((var_1_33 + var_1_34) < 0 ) ? -(var_1_33 + var_1_34) : (var_1_33 + var_1_34)))))) : (((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32) <= var_1_34) ? ((var_1_26 && ((var_1_11 * var_1_22) <= var_1_6)) ? (var_1_30 == ((signed char) ((((var_1_34) > (var_1_31)) ? (var_1_34) : (var_1_31))))) : (var_1_30 == ((signed char) var_1_33))) : 1))) && (var_1_26 ? (var_1_35 == ((unsigned char) (! var_1_36))) : (var_1_35 == ((unsigned char) ((var_1_3 > var_1_23) || var_1_28))))) && ((var_1_35 && var_1_28) ? ((var_1_13 != var_1_27) ? (var_1_37 == ((signed char) ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))))) : (var_1_37 == ((signed char) var_1_31))) : (var_1_37 == ((signed char) var_1_38))) ; [L239] RET, EXPR property() [L239] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=2147483649, var_1_24=2147483647, var_1_25=4294967291, var_1_26=1, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-1, var_1_38=-127, var_1_3=-1, var_1_6=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=2147483649, var_1_24=2147483647, var_1_25=4294967291, var_1_26=1, var_1_27=4294967295, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=0, var_1_32=0, var_1_33=-63, var_1_34=5, var_1_35=1, var_1_36=0, var_1_37=-1, var_1_38=-127, var_1_3=-1, var_1_6=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, 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=60occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:08:37,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91 --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 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:08:40,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:08:40,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:08:40,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:08:40,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:08:41,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:08:41,020 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:08:41,021 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:08:41,022 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:08:41,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:08:41,028 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:08:41,029 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:08:41,030 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:08:41,032 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:08:41,032 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:08:41,033 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:08:41,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:08:41,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:08:41,035 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:08:41,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:08:41,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:08:41,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:08:41,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:08:41,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:08:41,039 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:08:41,040 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:08:41,040 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:08:41,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:08:41,041 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:08:41,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:08:41,043 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:08:41,044 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:08:41,044 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:08:41,045 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:08:41,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:41,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:08:41,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:08:41,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:08:41,046 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:08:41,047 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:08:41,047 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:08:41,048 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:08:41,048 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:08:41,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:08:41,049 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_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 515fa0718a592f1c0dc712f169febdb512c0008d113759f73c250509b5fadc4d [2023-11-25 00:08:41,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:08:41,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:08:41,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:08:41,551 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:08:41,552 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:08:41,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-25 00:08:44,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:08:45,103 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:08:45,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-25 00:08:45,118 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data/11bc4982f/92f98808e83c4916a14b7d30603ca9e0/FLAG15d094943 [2023-11-25 00:08:45,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/data/11bc4982f/92f98808e83c4916a14b7d30603ca9e0 [2023-11-25 00:08:45,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:08:45,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:08:45,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:45,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:08:45,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:08:45,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ed7cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45, skipping insertion in model container [2023-11-25 00:08:45,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,201 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:08:45,400 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_f544d237-3a9b-4a35-8076-54a4f1f598ed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-25 00:08:45,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:45,546 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:08:45,562 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_f544d237-3a9b-4a35-8076-54a4f1f598ed/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-47.i[916,929] [2023-11-25 00:08:45,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:45,652 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:08:45,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45 WrapperNode [2023-11-25 00:08:45,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:45,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:45,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:08:45,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:08:45,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,758 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2023-11-25 00:08:45,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:45,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:08:45,760 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:08:45,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:08:45,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,853 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:08:45,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:08:45,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:08:45,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:08:45,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (1/1) ... [2023-11-25 00:08:45,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:45,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:08:45,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:08:45,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:08:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:08:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:08:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:08:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:08:45,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:08:45,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:08:46,141 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:08:46,145 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:08:46,755 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:08:46,882 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:08:46,883 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:08:46,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:46 BoogieIcfgContainer [2023-11-25 00:08:46,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:08:46,891 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:08:46,891 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:08:46,895 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:08:46,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:08:45" (1/3) ... [2023-11-25 00:08:46,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f54d1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:46, skipping insertion in model container [2023-11-25 00:08:46,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:45" (2/3) ... [2023-11-25 00:08:46,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f54d1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:46, skipping insertion in model container [2023-11-25 00:08:46,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:46" (3/3) ... [2023-11-25 00:08:46,902 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-47.i [2023-11-25 00:08:46,923 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:08:46,923 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:08:47,002 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:08:47,010 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;@422b0a18, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:08:47,010 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:08:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 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) [2023-11-25 00:08:47,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-25 00:08:47,037 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:47,037 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] [2023-11-25 00:08:47,038 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:47,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:47,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1296462496, now seen corresponding path program 1 times [2023-11-25 00:08:47,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:47,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1291898184] [2023-11-25 00:08:47,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:47,067 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:47,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:47,070 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:08:47,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:08:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:47,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:08:47,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 1168 trivial. 0 not checked. [2023-11-25 00:08:47,576 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:08:47,577 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:47,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1291898184] [2023-11-25 00:08:47,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1291898184] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:47,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:47,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:08:47,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750752856] [2023-11-25 00:08:47,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:47,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:08:47,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:47,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:08:47,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:08:47,621 INFO L87 Difference]: Start difference. First operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 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 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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) [2023-11-25 00:08:47,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:47,748 INFO L93 Difference]: Finished difference Result 181 states and 331 transitions. [2023-11-25 00:08:47,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:08:47,757 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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 204 [2023-11-25 00:08:47,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:47,771 INFO L225 Difference]: With dead ends: 181 [2023-11-25 00:08:47,771 INFO L226 Difference]: Without dead ends: 90 [2023-11-25 00:08:47,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:08:47,790 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:47,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:08:47,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-25 00:08:47,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-25 00:08:47,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.4363636363636363) internal successors, (79), 55 states have internal predecessors, (79), 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) [2023-11-25 00:08:47,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 145 transitions. [2023-11-25 00:08:47,884 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 145 transitions. Word has length 204 [2023-11-25 00:08:47,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:47,885 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 145 transitions. [2023-11-25 00:08:47,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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) [2023-11-25 00:08:47,885 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-11-25 00:08:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-25 00:08:47,892 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:47,892 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] [2023-11-25 00:08:47,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-25 00:08:48,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:48,096 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:48,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:48,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1990112358, now seen corresponding path program 1 times [2023-11-25 00:08:48,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:48,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [253102414] [2023-11-25 00:08:48,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:48,098 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:48,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:48,100 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:08:48,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:08:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:48,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-25 00:08:48,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:49,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1223 proven. 48 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2023-11-25 00:08:49,273 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:08:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-25 00:08:49,977 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:49,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [253102414] [2023-11-25 00:08:49,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [253102414] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:08:49,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [630866739] [2023-11-25 00:08:49,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:49,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:08:49,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:08:50,010 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:08:50,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-25 00:08:51,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:51,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-25 00:08:51,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:08:51,383 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:08:51,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [630866739] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:51,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:08:51,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 10] total 17 [2023-11-25 00:08:51,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116724246] [2023-11-25 00:08:51,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:51,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-25 00:08:51,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:51,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-25 00:08:51,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2023-11-25 00:08:51,396 INFO L87 Difference]: Start difference. First operand 90 states and 145 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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) [2023-11-25 00:08:53,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:53,916 INFO L93 Difference]: Finished difference Result 426 states and 666 transitions. [2023-11-25 00:08:53,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-25 00:08:53,917 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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 204 [2023-11-25 00:08:53,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:53,925 INFO L225 Difference]: With dead ends: 426 [2023-11-25 00:08:53,925 INFO L226 Difference]: Without dead ends: 337 [2023-11-25 00:08:53,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 593 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2023-11-25 00:08:53,928 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 400 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:53,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 425 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-25 00:08:53,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2023-11-25 00:08:53,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 154. [2023-11-25 00:08:53,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-25 00:08:53,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 248 transitions. [2023-11-25 00:08:53,995 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 248 transitions. Word has length 204 [2023-11-25 00:08:53,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:53,997 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 248 transitions. [2023-11-25 00:08:53,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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) [2023-11-25 00:08:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2023-11-25 00:08:54,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-25 00:08:54,002 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:54,003 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] [2023-11-25 00:08:54,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:08:54,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:08:54,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-25 00:08:54,410 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:54,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:54,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1051888550, now seen corresponding path program 1 times [2023-11-25 00:08:54,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:54,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1395923559] [2023-11-25 00:08:54,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:54,412 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:54,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:54,417 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:08:54,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-25 00:08:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:54,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-25 00:08:54,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:55,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1157 proven. 81 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-25 00:08:55,315 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:08:55,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 105 proven. 84 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-25 00:08:55,800 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:55,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1395923559] [2023-11-25 00:08:55,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1395923559] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:08:55,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1537582679] [2023-11-25 00:08:55,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:55,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:08:55,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:08:55,802 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:08:55,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-25 00:08:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:56,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-25 00:08:56,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:08:56,563 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:08:56,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1537582679] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:56,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-25 00:08:56,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 15 [2023-11-25 00:08:56,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793099414] [2023-11-25 00:08:56,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:56,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:08:56,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:56,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:08:56,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-25 00:08:56,573 INFO L87 Difference]: Start difference. First operand 154 states and 248 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2023-11-25 00:08:56,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:56,820 INFO L93 Difference]: Finished difference Result 404 states and 646 transitions. [2023-11-25 00:08:56,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:08:56,821 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 204 [2023-11-25 00:08:56,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:56,834 INFO L225 Difference]: With dead ends: 404 [2023-11-25 00:08:56,834 INFO L226 Difference]: Without dead ends: 251 [2023-11-25 00:08:56,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 595 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-25 00:08:56,842 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 135 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:56,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 293 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-25 00:08:56,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-25 00:08:56,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 248. [2023-11-25 00:08:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.40625) internal successors, (225), 161 states have internal predecessors, (225), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-25 00:08:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 391 transitions. [2023-11-25 00:08:56,944 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 391 transitions. Word has length 204 [2023-11-25 00:08:56,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:56,947 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 391 transitions. [2023-11-25 00:08:56,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2023-11-25 00:08:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 391 transitions. [2023-11-25 00:08:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-25 00:08:56,955 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:56,955 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] [2023-11-25 00:08:56,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-25 00:08:57,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-25 00:08:57,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:57,361 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:57,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:57,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1574309993, now seen corresponding path program 1 times [2023-11-25 00:08:57,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:57,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328447797] [2023-11-25 00:08:57,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:57,364 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:57,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:57,366 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:08:57,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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)] Waiting until timeout for monitored process [2023-11-25 00:08:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:57,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:08:57,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:57,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:08:57,760 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:08:57,761 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:57,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [328447797] [2023-11-25 00:08:57,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [328447797] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:57,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:57,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:08:57,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357883692] [2023-11-25 00:08:57,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:57,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:08:57,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:57,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:08:57,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:08:57,765 INFO L87 Difference]: Start difference. First operand 248 states and 391 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (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) [2023-11-25 00:08:57,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:57,883 INFO L93 Difference]: Finished difference Result 495 states and 781 transitions. [2023-11-25 00:08:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:08:57,890 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (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 205 [2023-11-25 00:08:57,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:57,894 INFO L225 Difference]: With dead ends: 495 [2023-11-25 00:08:57,894 INFO L226 Difference]: Without dead ends: 248 [2023-11-25 00:08:57,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:08:57,897 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 37 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:57,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 238 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:08:57,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-25 00:08:57,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2023-11-25 00:08:57,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.39375) internal successors, (223), 161 states have internal predecessors, (223), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-25 00:08:57,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 389 transitions. [2023-11-25 00:08:57,950 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 389 transitions. Word has length 205 [2023-11-25 00:08:57,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:57,951 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 389 transitions. [2023-11-25 00:08:57,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (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) [2023-11-25 00:08:57,952 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 389 transitions. [2023-11-25 00:08:57,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-25 00:08:57,956 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:57,956 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] [2023-11-25 00:08:57,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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)] Ended with exit code 0 [2023-11-25 00:08:58,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:58,164 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:58,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:58,165 INFO L85 PathProgramCache]: Analyzing trace with hash 9503973, now seen corresponding path program 1 times [2023-11-25 00:08:58,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:58,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [322121503] [2023-11-25 00:08:58,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:58,166 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:08:58,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:58,168 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:08:58,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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 (8)] Waiting until timeout for monitored process [2023-11-25 00:08:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:58,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-25 00:08:58,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:09:00,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-25 00:09:00,213 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:09:00,398 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:09:00,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [322121503] [2023-11-25 00:09:00,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [322121503] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:09:00,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [559825112] [2023-11-25 00:09:00,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:00,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:09:00,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:09:00,407 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:09:00,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-25 00:09:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:09:02,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-25 00:09:02,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:09:03,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-25 00:09:03,474 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:09:03,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [559825112] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:09:03,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2010369278] [2023-11-25 00:09:03,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:03,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:09:03,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:09:03,526 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:09:03,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-25 00:09:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:09:03,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-25 00:09:03,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:09:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-25 00:09:05,109 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:09:05,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2010369278] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:09:05,148 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-25 00:09:05,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2023-11-25 00:09:05,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670889401] [2023-11-25 00:09:05,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-25 00:09:05,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-25 00:09:05,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:09:05,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-25 00:09:05,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-11-25 00:09:05,153 INFO L87 Difference]: Start difference. First operand 248 states and 389 transitions. Second operand has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-25 00:09:14,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:09:14,166 INFO L93 Difference]: Finished difference Result 830 states and 1235 transitions. [2023-11-25 00:09:14,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-25 00:09:14,172 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 206 [2023-11-25 00:09:14,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:09:14,178 INFO L225 Difference]: With dead ends: 830 [2023-11-25 00:09:14,179 INFO L226 Difference]: Without dead ends: 583 [2023-11-25 00:09:14,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 706 GetRequests, 673 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=280, Invalid=910, Unknown=0, NotChecked=0, Total=1190 [2023-11-25 00:09:14,182 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 335 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-11-25 00:09:14,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 664 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2023-11-25 00:09:14,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2023-11-25 00:09:14,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 565. [2023-11-25 00:09:14,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 372 states have (on average 1.3333333333333333) internal successors, (496), 374 states have internal predecessors, (496), 166 states have call successors, (166), 26 states have call predecessors, (166), 26 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-25 00:09:14,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 828 transitions. [2023-11-25 00:09:14,294 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 828 transitions. Word has length 206 [2023-11-25 00:09:14,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:09:14,295 INFO L495 AbstractCegarLoop]: Abstraction has 565 states and 828 transitions. [2023-11-25 00:09:14,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-25 00:09:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 828 transitions. [2023-11-25 00:09:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-25 00:09:14,300 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:09:14,300 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] [2023-11-25 00:09:14,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-25 00:09:14,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-25 00:09:14,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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 (8)] Forceful destruction successful, exit code 0 [2023-11-25 00:09:14,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:09:14,913 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:09:14,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:09:14,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1011564381, now seen corresponding path program 1 times [2023-11-25 00:09:14,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:09:14,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1717974666] [2023-11-25 00:09:14,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:09:14,915 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:09:14,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:09:14,916 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:09:14,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f544d237-3a9b-4a35-8076-54a4f1f598ed/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:09:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:09:15,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-25 00:09:15,229 INFO L285 TraceCheckSpWp]: Computing forward predicates...